Question
A man travels some distance at a speed of 16 km/hr and
returns at a speed of 12 km/hr. If the total time taken by him is 2 hrs 20 min, the distance isSolution
Let the distance travelled by a man be D km According to the question, Total time taken = 2 hrs 20 min = 2(20/60) = 7/3 hours Total time = T1 + T2 D/16 + D/12 = 7/3 (3D + 4D)/48 = 7/3 7D/48 = 7/3 D = 16 km
Select the wrong term in the series.
44, 47, 41, 50, 38, 53, 40
Find the wrong number in the given series.
17, 17, 51, 255, 1789, 16065
A series is given with one wrong term. Select the correct alternative from the given ones that will complete the series.
33, 44, 66, 110, 199, 374
8, 20, 48, 108, 232, 482
Find the wrong number in the given series.
5, 3, 6, 17.25, 64.75
Find the wrong number in the series given below.
6, 19, 59, 182, 544, 1637
Find the wrong number in the series given below.
5, 16, 50, 157, 463, 1394
8, 20, 48, 108, 232, 482
In the following question, select the wrong number from the given alternatives.
43, 50, 64, 85, 113, 138
A series is given with two wrong terms. Select the wrong term in the given series.
32, 43, 58, 73, 92, 117, 144
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