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1.
A bus travels at 100kmph. When there are 3 passengers the speed is reduced to 88kmph. If the speed of the is inversely proportional to the no of passengers travelling. Find the speed of the bus when 6 passengers are travelling ?
2.
The distance between 2 stations are 800km. One train starts at 5am from A with 62kmph.Another train starts at 7am from B at 50kmph. When they will meet ?
3.
A man covers a distance 54km in 9hrs. Boy speed is double than the speed of the man. Two third the speed of the boy is equal to the speed of the girl. How much distance will the bike cover in 5hrs ?
4.
A man can row upstream at 10 km/hr and downstream at 16 km/hr. Find the man’s rate in still water and the rate of current.
5.
A boat can row at 16 km/hr in still water and the speed of river is 10 km/hr. Find the speed of boat with the river and speed of boat against the river.
6.
A man goes downstream 60 km and upstream 20 km, taking 4 hrs each. What is the velocity of current?
7.
A man rows downstream 28 km and upstream 16 km, taking 5 hrs each time. What is the velocity of current?
8.
A man can row 30 km upstream and 44 km downstream in 10 hrs. Also, he can row 40 km upstream and 55 km downstream in 13 hrs. Find the speed of the man in still water.
9.
A man can row 24 km upstream and 36 km downstream in 6 hrs. Also, he can row 36 km upstream and 24 km downstream in 6.5 hrs. Find the speed of the current.
10.
A man can row 6 km/hr in still water. When the river is running at 2 km/hr, it takes him 1 ½ hr to row to a place and come back. How far is the place?