Question

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Answer 1

Answer: ?=ratio sorry im not good with that

Step-by-step explanation:  b=2/5, 0.4

c= ?, 0.21, 21%

d=  3/10   ?,30%

e= 1/4, ?, 0.25

Answer 2

Answer:

a) percent: 50%

b) fraction: 2/5,  decimal: 0.4

c) ratio: 21:100 , decimal: 0.21 , percent: 21%

d) fraction: 3/10, ratio: 3:10, percent: 30%

e) fraction: 1/4, ratio: 1:4, decimal: 0.25

Step-by-step explanation:

I hope it helps, mark brainliest if it does!