Express 495g as a percentage of 16 5kg - JAMB Mathematics 2018 Question
Express 495g as a percentage of 16.5kg
A
3%
B
3 \(\frac{1}{3}\)%
C
15%
D
30%
correct option: a
First, express the two numbers in the same unit.
To convert 495g to kg, divide it by 1000
495g = \(\frac{495}{1000}\)
= 0.495kg
To express in percentage, 0.495 will be divided by 16.5 and then multiplied by 100
% will be added to the answer \(\frac{0.4950}{16.5}\) x 100
= 3%
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