MCQ on Integers for Class 7
Class 7 Maths Chapter 1 Integers MCQ
MCQ of Integers Class 7
I. Multiple choice Questions
Question 1.
– 3 + 5 – 3 =________ ( )
A) 3
B) 4
C) 1
D) – 1
Answer:
D) – 1
Question 2.
75 – 74 – 1 =________ ( )
A) 0
B) 1
C) –1
D)–2
Answer:
A) 0
Question 3.
– 1 × – 2 × – 3 =________ ( )
A) – 2
B)– 6
C) 6
D)– 3
Answer:
B)– 6
Question 4.
999 – 99 – 900 = ________ ( )
A) 20
B) 0
C) 9
D) 19
Answer:
B) 0
Question 5.
17 – [4 – 3] = ________( )
A) 1
B) 19
C) 16
D) 12
Answer:
C) 16
Question 6.
13 × 7 – 4 = ________ ( )
A) 80
B) 77
C) 87
D) 89
Answer:
C) 87
Question 7.
Sum of two Integers is 10. If one of them is 19 then the other is ________ ( )
A) 14
B)–8
C)–9
D) 7
Answer:
C)–9
Question 8.
The least whole number is ________ ( )
A) –2
B) –1
C) 1
D) 0
Answer:
D) 0
Question 9.
The fourth Integer after – 4 on the number line to the right side is ________ ( )
A) 4
B) –2
C) –1
D) 0
Answer:
D) 0
Question 10.
1–[1–(1–1)]= ________ ( )
A) 0
B) 1
C)–1
D)–2
Answer:
A) 0
Question 11.
–885 + = 0 ( )
A) 885
B) –88
C) 88
D) –885
Answer:
A) 885
Question 12.
–10 ÷ 5 = ________( )
A) 2
B) –2
C) 10
D) –5
Answer:
B) –2
Question 13.
(–625) ÷ (–25) = ________( )
A) 25
B) – 25
C) 115
D) 15
Answer:
A) 25
Question 14.
1000 ÷ (–100) = ________( )
A)–3
B)–101
C)11
D)–10
Answer:
D)–10
Question 15.
‘Submarine is 300 m below the sea level this can be represented by ________ ( )
A) –310 m
B) 30 m
C) –300 m
D) 300 m
Answer:
C) –300 m
Question 16.
–5 × –3 × – 1 × 0 = ________ ( )
A) –15
B) 15
C) 1
D) 0
Answer:
D) 0
Question 17.
777 ÷ ( ) = – 1
A) –777
B) –77
C) 707
D) 177
Answer:
A) –777
Question 18.
19 – (3 – (2 – (1 – 3)))=________ ( )
A) 19
B) 20
C) 12
D) 13
Answer:
B) 20
Question 19.
(– 18 ÷ Z) + 3 = ________ ( )
A) 4
B) 3
C) –3
D) –1
Answer:
C) –3
Question 20.
–56 + 73 =________( )
A) 17
B) 11
C) 19
D)–11
Answer:
A) 17
Question 21.
The next number In the following series is –11,–8,–5, ________ ( )
A) –4
B) 3
C) 2
D)–2
Answer:
D)–2
Question 22.
If a = –2, b = –11,then a – b = ________ ( )
A) 7
B)–9
C) 9
D)–11
Answer:
C) 9
Question 23.
– 100 –(–172) = ________ ( )
A) 72
B) 27
C) 16
D) 19
Answer:
A) 72
Question 24.
– 100 = ( )
A) 111
B) –200
C) –100
D) 100
Answer:
D) 100
Question 25.
– 92 ( )
A) 92
B) 90
C) 7
D)42
Answer:
A) 92
Question 26.
79 ( )
A) 89
B) –79
C )–89
D) 111
Answer:
B) –79
Question 27.
8 + (–7) – (–4) = ________ ( )
A) 6
B)–5
C) 5
D)–3
Answer:
C) 5
Question 28.
–113 + (–82) + 195 = ________ ( )
A) 0
B) –1
C) –195
D) –211
Answer:
A) 0
Question 29.
When two positive integers are added we get Integer ( )
A) negative
B) positive
C) 0
D) can’t say
Answer:
B) positive
Question 30.
– 1 × – 1 × – 1 × – 1 = ________ ( )
A) –4
B) 4
C) –1
D) 1
Answer:
D) 1
Question 31.
Which of the following represents closure property under addition ( )
A) 2 + 3 = 5
B) 2 + 3 = 3 + 2
C) 2 + 0 = 2
D) 2 – 1 = 4
Answer:
A) 2 + 3 = 5
Question 32.
– 1 – 1 – 1 – 1 ….. 80 times = ________ ( )
A) 32
B) 70
C) 80
D) – 80
Answer:
D) – 80
Question 33.
– 8 –(–4) + 9 – (–3) = ________( )
A) 10
B) 12
C)–8
D) 8
Answer:
D) 8
Question 34.
________ is the additive Identity In the set of Integer ( )
A)–2
B)–1
C) 0
D) 4
Answer:
C) 0
Question 35.
0 + (–444) = ________ ( )
A) 122
B) 144
C) –444
D) 444
Answer:
C) –444
Question 36.
________ is the multiplicative identity In the set of integers ( )
A) 2
B) 1
C) –1
D)–3
Answer:
B) 1
Question 37.
Which of the following represents commutative property? ( )
A) 3 + 4 = 4 + 3
B) 1 – 3 = 1 + 3
C) 7 × 4 = 19
D) 8 + 5 = 5 + 9
Answer:
A) 3 + 4 = 4 + 3
Question 38.
a – (– 0) = ________if a = 0 ( )
A) 3
B) a
C) 1
D) 0
Answer:
D) 0
Question 39.
l – (– 1) + 1– (– 1) + (– 1) = ________ ( )
A) 4
B) 3
C) –1
D) –2
Answer:
B) 3
Question 40.
Which of the following integers has a sum ‘0’ ?
A) 19, 18
B)222, –222
C)199, 111
D) 321, 152
Answer:
B)222, –222
Question 41.
–13 + [1 – (–7] = ________( )
A) –6
B) 8
C) –5
D) 5
Answer:
C) –5
Question 42.
Which of the following Integers have difference negative taken In given order ( )
A) 74, 70
B) 29, 30
C) 117.17
D) 899.199
Answer:
B) 29, 30
Question 43.
–23 × 20 = ________( )
A) 190
B) 260
C)–160
D)–460
Answer:
D)–460
Question 44.
–33 × 5 = ________( )
A) 135
B) –155
C)166
D)–165
Answer:
D)–165
Question 45.
(–a) × (–b) = ________( )
A) ab
B) –ab
C) a–b
D) a
Answer:
A) ab
Question 46.
(a × b) ÷ 1 ________ ( )
A) a
B) –a
C) ab
D) b
Answer:
C) ab
Question 47.
The product of – 2 by Itself 5 times gives the result ________( )
A) 10
B)–14
C) –30
D) –32
Answer:
D) –32
Question 48.
–15 × –17 = ________( )
A) 255
B) 155
C) 175
D) 115
Answer:
A) 255
Question 49.
The product of three negative Integers is ________ Integer ( )
A) positive
B) negative
C) 0
D) can’t say
Answer:
B) negative
Question 50.
(–9) × (–5) × (–6) × (–3) = ________ ( )
A) –371
B) –810
C) 819
D) 810
Answer:
D) 810
Question 51.
Multiplicative inverse of 7 is________ ( )
A) \(\frac { 1 }{ 77 }\)
B) 77
C) \(\frac { 1 }{ 7 }\)
D) –7
Answer:
C) \(\frac { 1 }{ 7 }\)
Question 52.
Multiplicative Inverse of –4 is ________ ( )
A) 2
B) \(\frac { 1 }{ 2 }\)
C) –4
D) \(\frac { –1 }{ 4 }\)
Answer:
D) \(\frac { –1 }{ 4 }\)
Question 53.
(–18) × (– 10) × 9 = ________ ( )
A) 1660
B) 1620
C) 1260
D) 6120
Answer:
B) 1620
Question 54.
– 23 × 48 can be Solved as ________( )
A) – 23 × (50 + 2)
B) – 23 × 44
C) –23 × (100 – 10)
D) – 23 × (50 – 2)
Answer:
D) – 23 × (50 – 2)
Question 55.
p × (q × r) = ________( )
A) (p × q) – r
B) p – (q × r)
C) (p × q) × r
D) (pq) – r
Answer:
C) (p × q) × r
Question 56.
The fifth multiple of 9 is ________Integer ( )
A) 0
B)negative
C) positive
D) can’t say
Answer:
C) positive
Question 57.
64 ÷ (- 16) = ________( )
A) 6
B) 8
C) –4
D) 4
Answer:
C) –4
Question 58.
(–p) ÷ (–q) ________( )
A) 1 ÷ pq
B) 1 ÷ p
C) q ÷ 1
D) p ÷ q
Answer:
D) p ÷ q
Question 59.
If p is an integer other than zero then 1 ÷ p is________( )
A) an integer
B) negative integer
C) not an integer
D) whole number
Answer:
C) not an integer
Question 60.
________ × (-12) = 132 ( )
A) -11
B) 12
C) 13
D) 14
Answer:
A) -11
Question 61.
136 ÷ (-4) = ________( )
A) 8
B) 16
C) 13
D) 14
Answer:
D) 14
Question 62.
6400 ÷ (-100) = ________( )
A) 92
B) 100
C) -64
D) 64
Answer:
C) -64
Question 63.
(-111) ÷ 1 = ________ ( )
A) – 111
B) – 11
c) – 1111
D) -1
Answer:
A) – 111
Question 64.
2023 ÷ 0 = ________ ( )
A) 0
B) 2
C) 23
D) not defined
Answer:
D) not defined
Question 65.
A man purchased an article with ₹ 200 and sold it at a loss of ₹ 90. Represent the situation using Integers ( )
A) 200 + 90 = 290
B) 200 – 90 = 110
C) 200 – 90 = 100
D)90 – 200 = – 1
Answer:
B) 200 – 90 = 110
Question 66.
Which of the following is false? ( )
A) a – 0 = a
B) 1 × a = a
C) 2 ÷ 2 = 1
D) 1 ÷ a = a
Answer:
D) 1 ÷ a = a
Question 67.
Which of the following is false ( )
A) a – (- a) = 2a
B) a – b = b – a
C) 2 ÷ 2 = 1
D)0 ÷ a = 0
Answer:
B) a – b = b – a
II. Fill in the blanks:
Question 68.
30 – 50 = ________
Answer:
-20
Question 69.
95 × 95 × 0________
Answer:
0
Question 70.
a ÷ (- 1) =________
Answer:
-a
Question 71.
-5000 ÷ (-40) =________
Answer:
125
Question 72.
-121 + (- 11) =________
Answer:
11
Question 73.
– 5 – 45 + 50________
Answer:
0
Question 74.
The property involved is p × q = q × p is ________
Answer:
Commutative property
Question 75.
7 × (20 – 10) =________
Answer:
70
Question 76.
– 315 × – 1 x – 1 =________
Answer:
-315
Question 77.
10 × 6 + 10 × (-2) =________
Answer:
40
Question 78.
(-35) × 2 ÷ 70 = ________
Answer:
0
Question 79.
1155 – 0 = ________
Answer:
1155
Question 80.
(9 × -7) + 63 = ________
Answer:
0
Question 81.
q + 0 = ________
Answer:
q
Question 82.
1 × a = ________
Answer:
a
Question 83.
________ should be added to -1 get -9
Answer:
-8
Question 84.
– 11 – (-56) =________
Answer:
45
Question 85.
If a =5, b = -4, then – (a – (- b)) = ________
Answer:
-9
Question 86.
The product of two integers 48. If one of the integers -8, then the other one is ________
Answer:
-6
Question 87.
85 – 5 – 5 – 5 – 5 – 5 – 5 = ________
Answer:
50
Question 88.
The value of P if.
P × (-9) = 45 is ________
Answer:
-5
Question 89.
________ × 12 = -120
Answer:
-10
Question 90.
25 – 40 40 – 30(use <,>)________
Answer:
<
Question 91.
The sum of two integers is -1000. If one of the number is 100, then the other integer is________
Answer:
1100
Question 92.
(- 59) × (- 19) + 59 = ________
Answer:
1180
Question 93.
(24 ÷ 12) – 3= ________
Answer:
-1
Question 94.
0 ÷ (-12) =________
Answer:
0
Question 95.
(- 36 + 12) ÷ 3 =________
Answer:
-8
Question 96.
(-31) ÷ ((-30) + (-1)) =________
Answer:
1
Question 97.
– 3420 + 217 =________
Answer:
-3,203
Question 98.
– 1.9 + 1 + 34 + – 34 =________
Answer:
-18
Question 99.
198 + (-12) – 198 = ________
Answer:
-12
Question 100.
Additive Inverse of -3113 is________
Answer:
3113
Question 101.
________ has no multiplicative inverse.
Answer:
0
Question 102.
a = 34,b = 90, c = -1,then a + (b + c) = ________
Answer:
123
III. Match the following:
Question 104.
i) 32 × 0 | a) 73 |
ii) 85 – 8 | b) 100 |
iii) (1 – 1) + (7 – 8) | c) 0 |
iv) 3 – 2 + 99 | d) -1 |
A) i – c, ii – a, iii – d, iv – b
B) i – a, ii – c, iii – d, iv – b
C) i – d, ii – b, iii – c, iv – a
D) i – b, ii – c, iii – a, iv – d
Answer:
A) i – c, ii – a, iii – d, iv – b
Question 105.
i) 1 – 1 – 1 + 1 + 4 | a) 0 |
ii) 850 ÷ 85 | b) 4 |
iii) 0 ÷ 202 | c) -1 |
iv) -98 ÷ 98 | d) 10 |
A) i – a, ii – c, iii – d, iv – a
B) i – d, ii – b, iii – c, iv – a
C) i – b, ii – c, iii – a, iv – d
D) i – b, ii – d, iii – a, iv – c
Answer:
D) i – b, ii – d, iii – a, iv – c
Question 106.
i) a × 1 | a) –a |
ii) a ÷ a | b) 4a |
iii) 0 – a | c) a |
iv) a + a + a + a | d) 1 |
A) i – d, ii – a, iii – c, iv – b
B) i – a, ii – b, iii – d, iv – c
C) i – c, ii – d, iii – a, iv – b
D) i – a, ii – c, iii – b, iv – d
Answer:
C) i – c, ii – d, iii – a, iv – b
Question 107.
i) additive identity | a) 10 |
ii) multiplicative identity | b) 0 |
iii) 17 – 7 | c) -1 |
iv) – 895 ÷ 895 | d) 1 |
A) i – d, ii – b, iii – c, iv – a
B) i – c, ii – a, iii – d, iv – b
C) i – b, ii – d, iii – c, iv – a
D) i – b, ii – d, iii – a, iv – c
Answer:
D) i – b, ii – d, iii – a, iv – c
Question 108.
i) -1 × 2 × -7 | a) 32 |
ii) -8 × – 4 + 0 | b) 576 |
iii) -24 × -24 | c) 169 |
iv) -13 × -13 | d) 14 |
A) i – d, ii – a, iii – b, iv – c
B) i – d, ii -b, iii – c, iv – a
C) i – b, ii – c, iii – a, iv – d
D) i – d, ii – c, iii – a, iv – b
Answer:
A) i – d, ii – a, iii – b, iv – c
Question 109.
i) 111 ÷ 0 | a) 0 |
ii) -121 ÷ 121 | b) not defined |
iii) 0 ÷ 95 | c) 45 |
iv) -1 × 45 × -1 | d) -1 |
A) i – d, ii – c, iii – a, iv – b
B) i – b, ii – d, iii – a, iv – c
C) i – b, ii – a, iii – d, iv – c
D) i – d, ii – b, iii – c, iv – a
Answer:
B) i – b, ii – d, iii – a, iv – c
Question 110.
i) The least whole number | a) 111 |
ii) The least natural number | b) 0 |
iii) Greatest among the integers 85,32,111,-45 |
c) -35 |
iv) Least among the integers -3,4,8,-35 |
d) 1 |
A) i – b, ii – d, iii – a, iv – c
B) i – d, ii – a, iii – c, iv – b
C) i – d, ii – b, iii – c, iv – a
D) i – a, ii – b, iii – c, iv – d
Answer:
A) i – b, ii – d, iii – a, iv – c
Question 111.
i) 75 (13 – 3) | a) 50 |
ii) (8 – 3) 10 | b) 110 |
iii) (7 + 4) 10 | c) 11 |
iv) 9 – (3 – 5) | d) 750 |
A) i – d, ii – c, iii – a, iv – b
B) i – a, ii – d, iii – c, iv – b
C) i – a, ii – c, iii – b, iv – d
D) i – d, ii – a, iii – b, iv – c
Answer:
D) i – d, ii – a, iii – b, iv – c
Question 112.
i) above sea level 100 m | a) -110 |
ii) below sea level 110 m | b) -2025 |
iii) – 3 – 7 – 90 | c) +100 |
iv) – 45 × 45 | d) -100 |
A) i – c, ii – a, iii – d, iv – b
B) i – a, ii – c, iii – b, iv – d
C) i – a, ii – c, iii – d, iv – c
D) i – c, ii – a, iii – d, iv – b
Answer:
A) i – c, ii – a, iii – d, iv – b
Assertion and Reason
Note: Q.No. 113 to 122 are based on Assertion (A) & Reason (R) Type questions. The following options are to be followed for each question.
A) Assertion (A) is true; Reason (R) is true Reason is the correct explanation of Assertion (A).
B) Assertion (A) is true, Reason (R) is true, but Reason (R) is not the correct explanation of Assertion (R).
C) Assertion (A) is true, Reason (R) is false.
D) Assertion (A) is false, Reason (R) is true.
Question 113.
Assertion (A) : 3 + (0) = 3 ( )
Reason (R): a + 0 = a, 0 is called the additive identity.
Answer:
A) Assertion (A) is true; Reason (R) is true Reason is the correct explanation of Assertion (A).
Question 114.
Assertion(A):(-3 × -5) = -15 ( )
Reason (R): The product of two negative integers is positive.
Answer:
D) Assertion (A) is false, Reason (R) is true.
Question 115.
Assertion (A): – 1 – 1 – 1 – 1 = -4( )
Reason (R): a × 1 = – a
Answer:
C) Assertion (A) is true, Reason (R) is false.
Question 116.
Assertion (A): 7 + (-7) = 0 ( )
Reason(R): In a + (-a) = 0, -a is called the additive inverse of a.
Answer:
A) Assertion (A) is true; Reason (R) is true Reason is the correct explanation of Assertion (A).
Question 117.
Assertion(A): -17 ÷ (-17) = 1 ( )
Reasou(R): a ÷ b = ab
Answer:
C) Assertion (A) is true, Reason (R) is false.
Question 118.
Assertion (A): 17 – 97 = -80 ( )
Reason (R) : The sum of a positive integer and a negative Integer is always negative.
Answer:
C) Assertion (A) is true, Reason (R) is false.
Question 119.
Assertion(A): – 3 – 3 – 3 – 3 – 3 = -15
Reason(R):895 ÷ (-895) = -1 ( )
Answer:
B) Assertion (A) is true, Reason (R) is true, but Reason (R) is not the correct explanation of Assertion (R).
Question 120
Assertlon(A): 1 ÷ a = a ( )
Reason (R) : a × b = b × a
Answer:
C) Assertion (A) is true, Reason (R) is false.
Question 121.
AssertIon (A): ‘0’ is an integer ( )
Reason (R) : All whole numbers are integers
Answer:
A) Assertion (A) is true; Reason (R) is true Reason is the correct explanation of Assertion (A).
Question 122.
Assertion(A): -10 ÷ 10 = -1 ( )
Reason (R) : 1 is the multiplicative identity In integers.
Answer:
B) Assertion (A) is true, Reason (R) is true, but Reason (R) is not the correct explanation of Assertion (R).
Question 123.
In Ludhiyana, a school has conducted a quiz In the following manner. (+ 5) marks are awarded for each correct answer and (-2) for an Incorrect answer.
Based on the above Information. Answer the following questions.
i) Sinha scored a total If he answered 10 questions tight.
Solution:
10 × 5 = 50
ii) Sinha answered 8 questIons wrong, then how many mailLa she will loose?
Solution:
8 × – 2 = -16
iii) If you consider (i) and (ii) as the final answer of Sinks, then what Is her toLd score?
Solution:
50 – 16 = 34
iv) In other case, a student YamIni scored 22 as a total and gave 6 correct answers. What Is the number of wrong answers.
Solution:
Marks for correct answers = 6 × 5 = 30
Total score = 22
Marks for incorrect answers = 22 – 30 = – 8
Number of incorrect/wrong questions = \(\frac { -8 }{ -2 }\) = 4
Question 124.
Sahu and Mirja are preparing a box with addition by making rows and columns In their free time to till like a game and are also planning to create such boxes. After discussing the possibilities they had prepared a box like following.
Based on the above information, Answer the following questions.
i) l = ________ ( )
A) 3
B) 4
C) -5
D) -6
Answer:
C) -5
ii) l + t = ________( )
A) 2
B) -2
C) 0
D) -7
Answer:
B) -2
iii) The number 10 represents the letter ___ ( )
A) t
B) q
C) p
D) r
Answer:
D) r
iv) By how much q is less than r? ( )
A) 4
B) -7
C) 7
D) 8
Answer:
C) 7
Question 125.
There is a straight highway as shown in the figure each gap represents a gap of 1 km (not exactly shown to the scale). Amar and Yash are at the end of the highway. The distance between both of them Is 14 km. There are some places in between for each km. Some are like temples, rest rooms, hotel, railway station and church etc.
i) Imagine the situation and draw a number line.
Solution:
ii) If at 2 km distance from Amar there is a temple and 3 km from Yash there is a hotel. What is the distance between temple and hotel?
Solution:
2 + 3 = 5 km; 14 – 5 = 9km
Required distance = 9 km
iii) The exact middle point is a Railway station. How many km it is from Yash (or) Amar?
Solution:
\(\frac { 14 }{ 2 }\) = 7 km
iv) Yash has started from his place and travelled 6 km but due to some urgent he returned back by 2 km. How for is he from Amar?
Solution:
6 – 2 = 4 km from Yash.
From Amar = 14 – 4 = 10 km.
Question 126.
Tiwari a student of archetectural engineering has deposited an amount if ₹ 5000 In AXIS bank for his daily needs. After 20 days he withdraw an amount of ₹ 1100 for daily maintainance and again deposited ₹ 1300 in the bank.
Now Tiwari wants to check his bank after depositing some more amount like ₹ 1500 in the bank.
Based on the above information Answer the following questions.
i) Which Integer will represent the amount first time deposited by Tiwari? ( )
A) ₹2000
B) ₹900
C) ₹1500
D) ₹500
Answer:
D) ₹500
ii) What is the balance In his account after 20 days? ( )
A) ₹3900
B) ₹9009
C) ₹3100
D) ₹3200
Answer:
A) ₹3900
iii) The bank balance of Tiwari after 2nd time deposit is ___ ( )
A) ₹1200
B) ₹2500
C) ₹5200
D) ₹9000
Answer:
C) ₹5200
iv) What is the final balance in his account at present? ( )
A) 6700
B) 7600
C) 7100
D) 7200
Answer:
A) 6700