Question
Average age of company A is 21 years and average age of
both companies A and B is 13 years. If the ratio of number of employees in company A and B is 3:4, then what is the average age of company B?Solution
Average of Company B = (13 × 7 - 3 × 21)/4 => (91 - 63)/4 = 7 years
What approximate value will replace the question mark (?) in the following?
√25...
Find the approximate value of Question mark(?). There is no requirement to find the exact value.
(2999.77 ÷ 74.85) + (√624.95 × 4.09) = ?
...25.11% of 239.99 + √143.97 ÷ 12.02 = ?
28.01% of 3650 + 40.10% of 150 – 301.75 = ?
The interest received by investing Rs. 1200 for 2 years at compound interest of 20% p.a., compounded annually, was re-invested for 3 years at simple int...
(363.89% of 224.98 – 319.86% of 134.94) ÷ ? = √(134.88 ÷ 15.25)
179.89 + 17.04² + ?³ = √783.97 * 29.09
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.)...
74.856% of 639.98 - 15.098 of √145 = ? of 14.972
A man must travel 600 km in 12 hours. If he traveled the first 40% of the journey at a constant speed of 80 km/h, at what speed must he travel the remai...
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