Seudónimo Seudónimo

14-02-2017
Mathematics

contestada

Write and solve a proportion to answer the question.

0.5 is what percent of 20?

Questions:

? = p/100

P = ?

Respuesta :

Dengron Dengron

15-02-2017

number 1 is 1/20 ,so number 0.5 is 1/40 of 20. so p=100/40 = 10/4 = 2.5%
so 0.5 is 2.5% of 20
proof: 2.5*20/100 =50/100 = 0.5

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