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:
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