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Let the average weight of 6 employees = x kg Total weight of 6 employees = 6x kg When boss is included then total weight of 7 members = 7×(x+3) = 7x+21 Weight of boss = 7x+21-6x = x+21 According to question- x+x+21 = 141 2x = 120 X = 60 Weight of boss = x+21 = 81 kg
Two trains, 'P' and 'Q', begin their journey from stations 'A' and 'B' at the same time, heading towards each other. The total distance between stations...
A train started from station P and preceded towards station Q at a speed of 90 km/h. 54 minutes later, another train started from station Q and preceded...
Two trains approach each other at 21 kmph and 25 kmph from 2 places 230 km apart. After how many hours they will meet?
A train can cross a pole in 24 seconds. While if the train increased its speed by 50% then time taken by it to cross 234 metres long platform is 42 seco...
Two trains of same length are running in parallel tracks in the same direction with speed 50 km/hr and 110 km/hr respectively. The latter completely cro...
Train A running at 81 km/h takes 72 sec to overtake train B, when both the trains are running in the same direction, but it takes 36 sec to cross each o...
'Pritampur' and 'Kanpur' divide by (d - 100) km, while 'Kanpur' and 'Delhi' are distanced by (d + 150) km. Between the stations of Pritampur and Kanpur,...
Two trains A and B, were proceeding in the same direction on parallel tracks at 25 km/hr and 79 km/hr respectively. A man noticed that it took exactly 1...
Train A running at a speed of 48 km/hr crosses train B in 30 seconds. Find the speed of train B (in km/hr), if the sum of the length of train A and B is...
