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 ...
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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. ...
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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
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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
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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 ...
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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 ...
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Directions: What value should come in the place of (?) in the following questions. Q. ? % of (75 × 4 – 150) = 420 + 752 A. 4280 B. 4520 C. 4030 D. 5060 E. None of these Sol: x % of (75 × 4 – 150) = 420 + 752 (x/100)*(300 – 150) = 420 + 5625 (x/100)*150 = 6045 3x/2 = 6045 x = 6045*(2/3) = 4030 ...
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The age of A 3 years hence is three times the age of B 5 years ago and A is 9 years younger than C. If the sum of the present age of A, B and C together is 78 years, then find the present age of C? A. 39 years ...
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Direction: What value should come in the place of (?) in the following questions. Q) 55% of 4800 – (1/5) of 900 + 45% of 1600 =? – 450 A. 5140 B. 2860 C. 4250 D. 3630 E. None of these Sol: 55% of 4800 – 1/5 of 900 + 45% of 1600 = ? – 450 => (55/100) x 4800 – 180 + ...
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Direction: What value should come in the place of (?) in the following questions. Q. 60 x 40 – 956 + 46 x 3 =? A. 1144 B. 1582 C. 1434 D. 1628 E. 1322 Sol: => 60 x 40 – 956 + 46 x 3 =? => 2400 – 956 + 138 =? => 1582 =?
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