Question
A number is first increased by 100%, then increased by 30%
and then decreased by 75%. If the resultant number is 195, then find the original number.Solution
ATQ,
Let the original number be '100x'.
ATQ;
100x × 2 × 1.3 × 0.25 = 195
Or, 65x = 195
So, x = 3
So, original number = 3 × 100 = 300
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