Question
If the total ages of A and B is 8 years more than the
total age of B and C. C is how many years younger than A?Solution
Let the age of A, B and C be x, y and z respectively. Then, according to question, => (x + y) – (y + z) = 8 => x + y – y - z = 8 => x - z = 8 Thus, C is 8 years younger than A.
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
What approximate value will come in place of the question mark (?) in the following question?(Note: You are not expected to calculate the exact value.)<...
45.45 × 11.67 + 14399.88 ÷ 8.01 + 124.79 = ?
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
(1488.06 × 4.99) - 5677.95 + 1038.06 - 658.97 + (272.95 × 3.05) = ? × (36.95 × 4.02)
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
39.9% of 1720 + 80.2% of 630 = 89.9% of 1280 + ?
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