Explicación paso a paso:
a yc)
100% - - - - - - - x
12% - - - - - - - - 87
(87x100)÷12 =x
8700÷12 =x
725=x
b)
62% - - - - - - - - - 93
(100x93)÷62=x
9300 ÷ 62=x
150=x
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Verified answer
Explicación paso a paso:
a yc)
100% - - - - - - - x
12% - - - - - - - - 87
(87x100)÷12 =x
8700÷12 =x
725=x
b)
100% - - - - - - - x
62% - - - - - - - - - 93
(100x93)÷62=x
9300 ÷ 62=x
150=x