CBSE Class 6 Mathematics Whole Numbers MCQs Set A

Question: The whole number which does not have a predecessor in whole number system is

a) 0

b) 1

c) 2

d) none of these

Answer: 0

Question: The predecessor of the smallest 4- digit number is

a) 999

b) 1000

c) 1001

d) 99

Answer: 999

Question: The predecessor of 1 million is

a) 99999

b) 999999

c) 1000001

d) 9999

Answer: 99999

Question: The product of the predecessor and the successor of the greatest 2- digit number is

a) 9800

b) 9700

c) none of these

d) 9900

Answer: 9800

Question: The sum of the successor of the greatest 3- digit number and the predecessor of the smallest 3- digit number is

a) 1099

b) 1101

c) 1100

d) 1000

Answer: 1099

Question: The number of whole numbers between 22 and 54 is

a) 31

b) 32

c) 42

d) 30

Answer: 31

Question: The number of whole numbers between the smallest whole number and the greatest 2- digit number is

a) 98

b) 88

c) 99

d) 100

Answer: 98

Question: If a is whole number such that a+a=a, then a is equal to

a) 0

b) 1

c) 2

d) none of these

Answer: 0

Question: The value of (93×63+93×37) is

a) 9300

b) 93000

c) none of these

d) 930

Answer: 9300

Question: Which of the following is not equal to zero?

a) (5-0) ÷5

b) (10-10) ÷5

c) 0÷5

d) 0×5

Answer: (5-0) ÷5

Question: Which of the following statement is true?

a) 13-21 is not a whole no

b) 21×1 = 21×0

c) 21-13 is not a whole number

d) 21 – (13-5) = (21-13) -5

Answer: 13-21 is not a whole no

Question: On dividing a number by 9 we get 47 as quotient and 5 as remainder. The number is

a) 428

b) 429

c) none of these

d) 418

Answer: 428

Question: Number of whole numbers between 38 and 68 is

a) 31

b) 30

c) 29

d) 28

Answer: 28

Question: What will be the product of 838*103 using distributive property?

a) 86314

b) 72416

c) 80925

d) 64640

Answer: 86314

Question: Ajay stays in a hotel that charges Rs.200 for room and Rs.60 for breakfast and 80 for Lunch. He stayed there for 10 days, how much will be his total bill amount while checkout?

a) 2700

b) 4000

c) 3400

d) 3900

Answer: 2700

Question: How many whole numbers are there between 99 and 300?

a) 200

b) 150

c) 130

d) 100

Answer: 200

Question: Which whole number does not have predecessor?

a) 0

b) -1

c) 2

d) 1

Answer: 0

Question: Find the population of a town which has 240000 Men, 170000 women and 50000 Childrens?

a) 460000

b) 400000

c) 370000

d) 490000

Answer: 460000

Question: What is the value of 7280*94+7280*14?

a) 786240

b) 700240

c) 765020

d) 865900

Answer: 786240

Question: What is the value of 50/0?

a) Not Defined

b) 0

c) 50

d) 1

Answer: Not Defined

Question: From the following, which one is the largest whole number?

a) 99

b) 71

c) 9

d) 48

Answer: 99

Question: A school has 40 students in each class and charge Rs.800 from all students. Total classes are 10, what will be total monthly income of school?

a) 3,20,000

b) 3,80,000

c) 2,70,000

d) 4,00,000

Answer: 3,20,000

Question: Which one is least natural number amongst the following?

a) 1

b) 2

c) -1

d) 0

Answer: 1

Question: If a is any whole number, then a ÷ 1 =

a) a

b) 1

c) 0

d) a²

Answer: a

Question: The whole number occurring just before 567890

a) 567889

b) 567888

c) 567800

d) 567891

Answer: 567889

Question: ________ is the only whole number which is not a natural number

a) 0

b) 1

c) 2

d) 3

Answer: 0

Question: The whole number whose successor is 379600 is

a) 379599

b) 379601

c) 379600

d) 379590

Answer: 379599

Question: The whole number whose predecessor is 74999 is

a) 75000

b) 70000

c) none of these

d) 74998

Answer: 75000

Question: The successor of 3799 is

a) 3800

b) 3790

c) 3890

d) 3798

Answer: 3800

Question: Number of whole number between 81 and 101

a) 19

b) 20

c) 21

d) 22

Answer: 19

Question: The number of 3-digit numbers between 94 and 607.

a) 507

b) 508

c) 509

d) 506

Answer: 507

Question: The number _______ is called the multiplicative identify

a) 1

b) 0

c) -1

d) none of these

Answer: 1

Question: Dividend = ________ × quotient + remainder

a) divisor

b) quotient

c) remainder

d) dividend

Answer: divisor

Question: (21+18) + _______ = (21 + 13) + 18

a) 13

b) none of these

c) 18

d) 21

Answer: 13

Question: 3056 + 0 = _______ = 0 + 3056

a) 3056

b) 3057

c) none of these

d) 0

Answer: 3056

Question:

(i) If the product of two whole numbers is zero then one number will be zero

(ii) If the product of two whole numbers is zero then both number will be zero

a) Both can be true

b) both are false

c) only ii can be true

d) Only I can be true

Answer: Both can be true

Question: Simplify 126x55+126x45

a) 12600

b) 12400

c) 12500

d) 12000

Answer: 12600

Question: Smallest natural number is

a) 1

b) -1

c) 0

d) 2

Answer: 1

Question: If the product of two whole numbers is one if

a) two numbers are 1

b) not defined

c) none of these

d) one number is 1

Answer: two numbers are 1

Question: Which of the following will not represent 0

a) 1+0

b) 0x0

c) 0/2

d) (10-10)/2

Answer: 1+0

Question: Find value of 297x17 + 297x3

a) 5940

b) 5980

c) 5942

d) 5970

Answer: 5940

Question: Divide 7 / 0

a) not defined

b) 1

c) 0

d) 7

Answer: not defined

Question: Which is the smallest whole number

a) 0

b) 2

c) -1

d) 1

Answer: 0

Question: Write the successor of 1997

a) 1998

b) none of these

c) 1997

d) 1996

Answer: 1998

Question: What is the predecessor of 17

a) 16

b) 18

c) 0

d) 17

Answer: 16

Question: How many times does the digit 2 occur between 1 and 100 ?

a) 20

b) 12

c) 9

d) 10

Answer: 20

Question: Given two whole number a and b, which of the following may not always be whole numbers.

a) a – b

b) a × b

c) 2a + b

d) a + b

Answer: a – b

Question: A student wrote 5 + 24 + 25 + 6 = 5 + 25 + 24 + 6. Which property of addition did he use?

a) Communtative property

b) Associative property

c) Property of zero

d) Closure property

Answer: Communtative property

Question: 27 + 52 + 73 + 10 = 100 + ? Which value shall come

a) 62

b) 37

c) 73

d) 52

Answer: 62

Question: Which of the following statements does not represent a property of addition of whole number?

a) 16 + 7 is a whole number

b) 899 + 10 = 8990

c) 4 + (9 + 23) = (4 + 9) + 23

d) 38 + 53 = 53 + 38

Answer: 16 + 7 is a whole number

Question: The population of a village is 1500. If 489 are men and 472 are women, find the numebr of children.

a) 539

b) 559

c) 439

d) 549

Answer: 539

Question: The value of 300 × 4 × 0 × 10 is

a) 0

b) 120000

c) 12000

d) 1200

Answer: 0

Question: Find the number of pages in a book which has on an average 305 words on a page, and contains 2,32,715 words altogether?

a) 763 pages

b) 973 pages

c) 1001 pages

d) 1111 pages

Answer: 763 pages

Question: Which of the following will not represent zero?

a) 1 / 0

b) 0 × 0

c) 0 / 2

d) 10 –10 /2

Answer: 1 / 0

Question: Which of the following statements is not true for three whole numbers a, b and c ?

a) a + (b + c) = (a + b) + c

b) a / (b / c) = (a / b) / c

c) Both

d) None of these

Answer: a + (b + c) = (a + b) + c

Question: On dividing a number by 68, we get 269 as quotient and 0 as remainder. On dividing the same number by 67, what will be the remainder?

a) 1

b) 3

c) 2

d) None of these

Answer: 1

Question: How many whole numbers are smaller than 9 ?

a) 9

b) 3

c) 2

d) None of these

Answer: 9

Question: The smallest whole number is :

a) 0

b) 9

c) 2

d) 1

Answer: 0

Question: The predecessor of whole number is

a) 0

b) 9

c) 2

d) Does not exist

Answer: 0

Question: The additive identity of whole number 1 is :

a) 0

b) 1

c) 2

d) none of these

Answer: 0

Question: The multiplicative identity of whole number is

a) 1

b) 9

c) none of these

d) 0

Answer: 1

Question: Which is not defined ?

a) 3 / 0

b) 9 / 3

c) 0 / 4

d) None of these

Answer: 3 / 0

Question: The relation a + b = b + a, where a, b are whole number is

a) commutative

b) none of these

c) associative

d) closed

Answer: commutative

Question: Subtraction in whole numbers is

a) none of these

b) associative

c) closed

d) commutative

Answer: none of these

Question: Which is not the successor of any whole number ?

a) 0

b) 2

c) 9

d) 1

Answer: 0

Question: The predeccessor of 9099 is

a) 9098

b) 9100

c) 9091

d) 9088

Answer: 9098

Question: The whole number which is not a natural number, is

a) 0

b) 9

c) 2

d) 1

Answer: 0

Question: a + a = 1, for which whole number it is not true?

a) 0

b) none of these

c) 2

d) 1

Answer: 0

Question: Which of the following does not give whole number?

a) 1 / 8

b) 0 / 2

c) 12 / 4

d) none of these

Answer: 1 / 8

Question: Which number are closed under the operation

a) addition and multiplication

b) multiplication

c) subtraction

d) addition

Answer: addition and multiplication