Answer :

it is prime 

43 ÷ 2 = 21 + 1 
43 ÷ 3 = 14 + 1 
43 ÷ 5 = 8 + 3 
43 ÷ 7 = 6 + 1 
43 ÷ 11 = 3 + 10 
43 ÷ 13 = 3 + 4 
43 ÷ 17 = 2 + 9 
43 ÷ 19 = 2 + 5 
43 ÷ 23 = 1 + 20 
43 ÷ 29 = 1 + 14 
43 ÷ 31 = 1 + 12 
43 ÷ 37 = 1 + 6 
43 ÷ 41 = 1 + 2

Answer:

It is Prime

Explanation:

If a 2 digit number ends in 2,3,5, or 7, it is a Prime Number.

Other Questions