Question #79d0e

1 Answer
EZ as pi
Mar 4, 2017

#=£31.50#

Explanation:

A percentage is a way of expressing a fraction.
A percentage is a fraction out of 100.

#70% " of " 45# can be written as:

#70/100 xx 45/1" "larr# simplify the fractions.

#(cancel70^7)/(cancel100^(cancel(10)^2)) xx cancel45^9/1#

#=63/2#

#=£31.50#

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