If 15% of a number is 45, what is 40% of that number?

Topic: Arithmetic &amp; Percentages
Subtopic: Percentage Calculations

A100

B120

C140

D150

Explanation

Let the number be x. 0.15 * x = 45 => x = 45 / 0.15 = 300. 40% of 300 = 0.40 * 300 = 120.

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