Question
A’s age is 180% of what he was 5 years ago, But 90% of
what it will be after 5 years. What is his present age?Solution
Let present age of A be x years. => 180% of (x - 5) = 90% of (x + 5) => 2(x - 5) = (x + 5) => 2x – 10 = x + 5 => x = 15 years
More Age Questions
(480 + 340 - ?) × (3/19) = 90Â
(2 ÷ 3) × (4 ÷ 12) × (? ÷ 10) × 45 × (1 ÷ 5) = (? ÷ 6) + (2 ÷ 5)
(3/7) x 868 + 25% of 240 = (? + 65)
What will come in the place of question mark (?) in the given expression?Â
48 ÷ 4 × (3 + 5) – 6² + 10 = ?
If 960 ÷ 16 + 875 ÷ 25 - x + 28 × 6 = 1350 ÷ 18 × 222 ÷ 37, then the value of x is:
The speed of the stream is 10 km/h. Boat ‘A’ covers 110 km distance against the stream in 11 hours and boat ‘B’ covers 65 km distance against th...
(630 ÷ 18 + 24 of 25) ÷ 5 = ?
- What will come in place of (?) in the given expression.
48 ÷ 4 × 5 + 36 – 18 = ? 22 + 60 × 3 ÷ 12 = ?
1024 ÷ 16 + 800 ÷ √64 + ? = 200 * 2
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