Use cross products to demonstrate whether or not the two ratios are equivalent:

4/6 and 14/21.

Please help ASAP

2 answers

4/6 = 14/21 ????
4 * 21 = 6 * 14 ???
84 = 84 ???? usually

another way
4/2 / 6/2 = 2/3
14/7 / 21/7 = 2/3 remarkable
4 :6 and 20 :30