Question

Which pair of numbers is relatively prime?

A.
12 and 25
B.
24 and 45
C.
9 and 24
D.
18 and 39

Answer 1

a. 3*4=12 & 5*5=25. nope
b. 12*2=24& 9*5=45. not at one
c. 3*3=9 & 12*2=24. nope
d. 9*2=18 & 3*13=39. Nada

non of them are prime numbers