Question

Will give medal.

Use cross products to demonstrate whether or not the two ratios are equivalent: 4/6 and 14/21

Answer 1

the two ratios are equivalent when you cross multiply

Answer 2

equate both ratios

Answer 3

if both sides are equal then u have proof

Answer 4

Okay, thanks guys :)

Answer 5

I think it is:
\[\frac{ 4 }{ 6 }\times \frac{ 21 }{ 14 }=\frac{ 2 }{ 2 }\times \frac{ 7 }{ 7 }=1\]