The product of non-zero whole number and its successor is always

1

(a)

an even number

(b)

an odd number

(c)

a prime number

(d)

divisible by 3

A whole number is added to 25 and the same number is subtracted from 25. The sum of the resulting numbers is

1

(a)

0

(b)

25

(c)

50

(d)

75

The whole number which has no predecessor is

1

(a)

1

(b)

0

(c)

2

(d)

3

The successor of 1 million is

1

(a)

2 million

(b)

1000001

(c)

100001

(d)

10001

Which of the following is not zero?

1

(a)

0 x 0

(b)

\(\frac{0}{2}\)

(c)

\(\frac{(8-8)}{2}\)

(d)

2 + 0

The difference between the successor of a number and the number itself is

1

(a)

0

(b)

-1

(c)

1

(d)

None of these

The difference between the predecessor of a number and the number itself is

1

(a)

1

(b)

-1

(c)

2

(d)

-2

The difference between the successor and the predecessor of a number is

1

(a)

1

(b)

2

(c)

-1

(d)

-2

To find the predecessor of a number, we have to subtract

1

(a)

1

(b)

2

(c)

3

(d)

4

To find the successor of a number, we have to add

1

(a)

4

(b)

3

(c)

2

(d)

1

300 is the predecessor of ____________.

1

(a)

301

450 is the successor of __________.

1

(a)

449

____________ is the successor of the largest 3-digit number.

1

(a)

1000

Whole numbers are closed under __________ and under __________.

1

(a)

addition, multiplication

Division of whole number by __________ is not defined.

1

(a)

0

Multiplication is distributive over ___________ for whole numbers.

1

(a)

addition

10005 x 0 = ___________.

1

(a)

0

125 + (68 + 32) = (125 + ______ ) + 32.

1

(a)

68

Zero is the smallest natural number.

1

(a) True

(b) False

400 is the predecessor of 399.

1

(a) True

(b) False

Zero is the smallest whole number.

1

(a) False

(b) True

600 is the successor of 599.

1

(a) False

(b) True

All natural numbers are whole numbers.

1

(a) False

(b) True

All whole numbers are natural numbers.

1

(a) True

(b) False

The predecessor of a two-digit number is never a single digit number.

1

(a) True

(b) False