Question

1.- Resolver los siguientes ejercicios.
a) Determina el 15% de 75.
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b) Determina el 35% de 450.
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c) Determina el 20% de 78.
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d) Determina el 15% de 30.
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e) Determina el 2% de 18.
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f) Determina el 5% de 25.
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Por favor es para mañana

Answer 1

No te compliques
Opera de esta manera

Si tienes 50 sería un 100%
Su 20% seria 10

¿Como hallas esto?
50 -- 100%
x -- 20%

x = 50 x 20 / 100 x = 10

Tomando como ejemplo la 1
¿El 15% de 75?
75 --- 100%
x --- 15%

x= 75 x 15 / 100 = 11.25