Question

Solve the proportion using cross products.

18/20 = k/110
A. 99
B. 122
C. 3.3
D. 2.9

Answer 1

Solve the proportion using cross products.

18/20 = k/110

A. 99 right

B. 122 wrong

C. 3.3 wrong

D. 2.9 wrong

And we know it would be a.

Answer 2

18/20=k/110
k=18×110÷20=99
k=99