Question

A number reduced by 33% becomes 335. What percent should it be increased so that it becomes 950?

A 95% Correct Answer Incorrect Answer
B 90% Correct Answer Incorrect Answer
C 100% Correct Answer Incorrect Answer
D 85% Correct Answer Incorrect Answer

Solution

Let the number be x, then x × (67/100) = 335 ⇒ x = 335 × (100/67) ⇒ x = 500 If number become 950, then number increased by = 950 – 500 = 450 ∴ Percentage increased by = 450/500 × 100 = 90%

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