Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
Two monkeys are standing 350 metres apart. First monkey can run at a speed of 4 m/sec and the second run at 3 m/sec. If two monkeys run towards each other after how much time (in seconds) will they bump into each other?
80
50
70
350
A man travelled a distance of 63 km. in 7 hours, partly by walking at a speed of 5 km/hr. And partly on bicycle at a speed of 10 km /hr. The distance covered by walking is
21 km
19 km
17 km
23 km
A train leaves station P at 4 AM and reaches station Q at 8 AM on the same day. Another train leaves station Q at 7 AM and reaches station P at 10:30 AM on the same day. The time at which the two trains cross each other is :
7: 14 A.M
7:28 A.M
7:46 A.M
7:33 A.M
P walks at a uniform rate of 6 kmph and 6 hours after his start, Q bicycles after him at the uniform rate of 14 kmph. How far from the starting point will Q catch P?
68km
52.9km
67.3km
63km
The H.C .F and L.C .M of two 3-digit numbers are 23 and 690 respectively. The numbers are :
69, 92
115, 138
144, 161
39, 52
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