SCAT - School and College Ability Mathematical Reasoning: Number Properties Questions and Answers

Question 1

Which of the following numbers is a prime number?

Accepted Answer

59

Answer

51

Answer

57

Answer

63

Question 2

A certain number is a multiple of 3, a multiple of 5, and is even. Which of the following could be the number?

Accepted Answer

90

Answer

15

Answer

45

Answer

75

Question 3

If the product of two integers is an odd number, which of the following must be true?

Accepted Answer

Both integers are odd.

Answer

Both integers are even.

Answer

One integer is odd and one is even.

Answer

At least one integer is odd.

Question 4

Which of the following numbers has the most factors?

Accepted Answer

36

Answer

24

Answer

45

Answer

50

Question 5

A number is divisible by 9. Which of the following statements about this number must be true?

Accepted Answer

The sum of its digits is divisible by 9.

Answer

It is also divisible by 6.

Answer

It must be an odd number.

Answer

It ends in a 9 or a 0.

Question 6

What is the smallest composite number?

Accepted Answer

4

Answer

1

Answer

2

Answer

3