Which ratios form a proportion?

4/9, 12/25
3/7, 18/42
5/11, 20/45
5/8, 15/25

Which ratios form a proportion with 18/30?
20/35
50/90
36/48
60/100

Which proportion has cross products of 5 x 24 and 8 x 15?
5/8 x 15/24
5/24 x 8/15
8/24 x 15/5
15/8 x 5/24

3 answers

1. B
2. D
3. A
You're welcome to all

TY minoru

I agree with Minoru.

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