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Question

Two numbers are respectively 20% and 50% more than a third number. Find the ratio of the two numbers. [3 MARKS]

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Solution

Concept : 0.5 Mark
Application : 0.5 Mark
Calculation : 2 Marks

Let the third number be x.

Then, first number will be

=120% of x=120x100=6x5

and second number will be

=150% of x=150x100=3x2

Ratio of first two numbers is

=(6x5:3x2)

=12x:15x

=4:5


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