Use cross products to see if each pair of ratios forms a proportion. Replace each box with = or ≠. 6/8. 15/20 So what’s the answer = or ≠
Since the cross products are equal, we can see that the pair of ratios 6/8 and 15/20 forms a proportion.
6 * 20 = 120
8 * 15 = 120
Therefore, the answer is =.