Answered

Which fallowing is a proportion?
A. 5:6=10:12
B. 9:12=3:8
C. 7:4=8:4
D. 9:3=8:7

Sagot :

RobertJustinviz

Answer:

A.

Step-by-step explanation:

You can use a lot of methods to prove it, althought cross-multiplication is one of the easiest ways.

5 × 12 = 60; 6 × 10 = 60