Select three ratios that are equivalent to 8:20
choose three answers

a)1:4

b)4:10

c)24:60

d)2:5

e)10:24

If you simplify the ratio 8:20 by dividing each number by 4 (the greatest common denominator), you get a ratio of 2:5. To see if a ratio is equivalent to 2:5, just simply each ratio by the greatest common denominator of those two numbers. After doing this, you get that B, C and D are equivalent to 8:20.