priya1911 priya1911

29-03-2016
Mathematics

contestada

20% of a number is 64
what is 50% of the number?

explain how you worked this out

Respuesta :

Аноним Аноним

29-03-2016

is %
__ = __
of 100

64 20%
__ = __
x 100

20x= 6,400
Divide.
6,400/20=320.
Half or 50% of 320 is 160.

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