Write a pair of fractions whose product is. Calculate the product to check your answer.

4/5 and 2/3 = 8/15

4*2 = 8

5*3 = 15

There you go!

Remember

a/b times c/d = (ac) / (bd)

basically

x/y times c/d such that x times c=8 and y times d=15

exampes

8/1 times 1/15

2/1 times 4/15

4/1 times 2/15

8/3 times 1/5

2/3 times 4/5

4/3 times 2/5

8/5 times 1/3

2/5 times 4/3

4/5 times 2/3