Multiples, Factors and Prime Factors

Question 1

Find the 8th multiple of 13

Answer 1

104

Question 2

Find all the factors of 24

Answer 2

1,2,3,6,8,12,24

Question 3

Express 420 as a product of prime factors

Answer 3

2x2x3x5x7

Question 4

Find a number that’s a multiple of 2, 3 and 4 from 4,6,10,14,15,17,24,30.

Answer 4

24

Question 5

Find one number that’s a multiple of 3 and a factor of 36 from 4,6,10,14,15,17,24,30.

Answer 5

6

Question 6

What number should replace the y to make 14x30=7xy true?

Answer 6

y=60

Question 7

Express 990 as a product of its prime factors.

Answer 7

3x3x11x2x5

Question 8

What are multiples?

Answer 8

They are just times tables

Question 9

What are factors?

Answer 9

numbers that divide into it

Question 10

What are prime factors?

Answer 10

numbers that can only be divide by 1 and its self