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The average age of A, B, C and D is 40 years. The present age of B is 90% of the present age of A and the present age of D is 40% of the present age of C. If 10 years hence the age of B is 24 years less than the age of C at that time, then find the sum of the present ages of B and D? ...

Mixture X contains 70% of juice and the remaining water, mixture Y of 64 litres contains juice and water in the ratio of 3:1, if both are mixed in the third container, then the quantity of water in the final mixture is 29.5liters. Find the total volume of Mixture X (in litres)? ...

Amit, Rishi and Vinod invested Rs 15000, 10000 and 5000 respectively in a partnership business. The annual profit share of Vinod is Rs 15000 out of the total profit of Rs 60000 and the profit share of Amit is Rs 15000 more than the profit share of Rishi. Then find the ratio of time period of ...

Direction: Find out the missing number in the following number series. Q) 13, 26, 78, ?, 2730, 30030 A. 312 B. 390 C. 448 D. 273 E. 39 Sol: 13 * 2 = 26 26 * 3 = 78 78 * 5 = 390 390 * 7 = 2730 2730 * 11 = 30030

Train A crosses a man standing on a platform in 10.8 seconds. Train B crosses train A is running in the opposite direction in 16 seconds. If the length of train A and B is 180 m and 220 m respectively, then what is the time taken by train B to cross a car is running in the same direction at the ...

150% of the number A is equal to half of the number B. If 3 is added to number A, then the number A becomes 180 of its reciprocal. Find the number B? A. 20 B. ...

Direction: What value should come in the place of (?) in the following questions. Q) (7/84) of (12/156) of 4680 = 45 - ? A. 15 B. 20 C. 25 D. 30 E. None of these Sol: (7/84)*(12/156)*4680 = 45 – x 30 = 45 – x x = 45 – 30 = 15

43.132 + 27.972 – 49.212 = ? A. 286 B. 276 C. 258 D. 232 E. 248 Sol: 43.132 + 27.972 – 49.212 = ? 1849 + 784 – 2401 = ? ? = 232

A boat covers 154 km upstream in 7 hours and the boat covers 217 km in still water in 7 hours. Find the difference between the time taken by the boat to cover 240 km downstream and 110 km upstream? A. 2 hours B. 5 hours C. 3 hours D. 1 hour ...

18 men can do a work in n days. If 15 men started the work and after 10 days, (n – 5) more men joined the work and the remaining work was completed in 7 days, then find the value of n? A. 10 B. 35 C. 15 D. 20 E. None of these Sol: 18 * n = 15 ...