Question

The ratio between two numbers is 2:3. If each number is increased by 6, the ratio between then become 4:5, find the difference between numbers.

A 4 Correct Answer Incorrect Answer
B 2 Correct Answer Incorrect Answer
C 3 Correct Answer Incorrect Answer
D 5 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

Let first number be 2x and the second number is 3x. According to the question, => (2x + 6)/(3x + 6) = 4/5 => 10x + 30 = 12x + 24 => x = 3 Required difference = 3x – 2x = x = 3

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