Question
25% of a number exceeds 1/6th of the same
number by 7. What is the number?Solution
Let the number = 6y Then, 25% of the number = 6y × 0.25 = 1.5y And, 1/6th of the number = 6y × (1/6) = y So, according to the question, 1.5y – y = 7 Or, 0.5y = 7 So, the number = (7/0.5) × 6 = 14 × 6 = 84
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This question is based on the following 3-digit numbers:
543, 769, 552, 342, 245
(Example: 697 – First digit = 6, second digit = 9, and ...
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