For every 40 phone calls that Jess made in a month, she received 70 phone calls. What is the ratio in simplest form of the number of phone calls made to the number of phone calls received by Jess that month?

A 3:4
B 4:3
C 7:4
D 4:7

Respuesta :

D 4:7 becase you divide each side by 10 and its in simplist form
D because you have to divide 10 on each side and it would be 4:7