Question
A’s age is 120% of what he was 4 years ago, But 30% of
what it will be after 5 years. What is his present age?Solution
Let present age of A be x years. => 120% of (x - 4) = 30% of (x + 5) => 4(x - 4) = (x + 5) => 4x – 16 = x + 5 => x = 7 years
More Age Questions
2380.03 ÷ 84.98 x 39.9 = ? + 15.32
The speed of the boat in still water is 20% less than the speed of the boat in downstream. The time taken by the boat to cover 780 km distance in upstre...
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- 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.)
56.02% of 1499.98 + 64.04% of 2501.01 = ? + 25.05 × 49.98 + 6.063
25.22% of (59.9 × 8.01) + 69.97 =?Â
18.22 × 11.99 + 154.15 = ?
40.22 of 249.98% + 459.99 ÷ 23.18 = ?
648.13 ÷ 35.86 + 28.88 × 13.13 – 39.92% of 900.19 = ?
(284.85 ÷ 15.09) x 2.22 + 51.17 = 157.69 - ?
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