Seudónimo Seudónimo

08-12-2015
Mathematics

contestada

50 is 40% of what number? And we need to do the proportions/ example 50/100 etc. and please explain.. :)

Respuesta :

Ariana126 Ariana126

08-12-2015

50/X = 40/100

50 × 100 = 40 × X

5000 = 40X

5000/40 = 40X/40

125 = X

Answer Link

Lisawang Lisawang

08-12-2015

X= 125

the equation is
is/of %/100

50 = is
40 = %
X = of
100 = 100

50 X 100 = 5,000
40 X x = 40x

40x / 40 = x
5,000 / 40 = 125

SO... x = 125

Answer Link

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