Question

28 percent of a number and 40 percent of another number are in the ratio 7: 8. What is the ratio of 50 percent of the first number to 75 percent of the second?

A 5:7 Correct Answer Incorrect Answer
B 3:4 Correct Answer Incorrect Answer
C 3:5 Correct Answer Incorrect Answer
D 5:6 Correct Answer Incorrect Answer

Solution

Let the first number be ‘x’ and the second number be ‘y’. According to question, => 0.28x/0.4y = 7/8 => 0.7x/y = 7/8 => x/y = 5/4 Required ratio = 2.5 : 3 = 5:6

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