SAT divisibility rules

Question 1

The LCM of 4,6,and 5 is

Accepted Answer

60

Question 2

Any number divisible by 6 must be

Accepted Answer

Divisible by 2 & 3

Question 3

The quickest way to tell if a number is divisible by 4 is to

Accepted Answer

Divide the last two digits by 4

Question 4

The least common multiple of 12 and 15 is

Accepted Answer

60

Question 5

Which number has factors of 2,3, and 5?

Accepted Answer

-400

Question 6

Which number is divisible by 9?

Accepted Answer

333333

Question 7

Which of the following would have factors of 2,3 and 5?

Accepted Answer

60

Question 8

2,5 and 7 are factors of which number?

Accepted Answer

70

Question 9

The GCF of 12, 18, and 24 is

Accepted Answer

6

Question 10

LCM are used for

Accepted Answer

finding common denominators

Question 11

The greatest common factor of 12 and 15 is

Accepted Answer

3

Question 12

Which of the numbers, when divided by 11 will have a remainder of 5

Accepted Answer

60

Question 13

All of the following are divisible by 3 except

Accepted Answer

11111

Question 14

What number could you add to the end of 110111 to make it divisible by 3?

Accepted Answer

4

Question 15

Which of the following years was a leap year ?

Accepted Answer

1492

Questions 15