Question

Which number is a multiple of 7?

A) 21
B) 29
C) 27
D) 23

Answer 1

• Answer:

A) 21

• Step-by-step explanation:

Hi there !

multiples of 7 = all form numbers n×7 ; n ∈ N

21 = 3×7

29 = prime number

27 = 3³

23 = prime number

the only multiple of 7 is 21

Good luck !