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?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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