Question

8% числа 250 =
27% числа 4 1/6 =
4/11 от a =
7/4 от b =
5% числа с =
130% числа d =
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Answer 1

250=100%
Х=8%
Х=250•8100
Х=20

4 1/6=100%
Х=27%
Х=4 1/6•27/100
Х=27/24

4а/11

7b/4

C=100%
X=5%
X=5c/100
X=c/20

D=100%
X=130%
X=130d/100
X=13d/10