operations on numbers (6.papers)

hcf and lcm (5.papers)

averages (8.papers)

problems on ages (9.papers)

percentage (4.papers)

profit and loss (4.papers)

ratio and proportion (5.papers)

chain rule (5.papers)

time and work (4.papers)

pipes and cisterns (5.papers)

time and distance (5.papers)

problems on trains (8.papers)

boats and streams (7.papers)

partnership (6.papers)

simple interest (4.papers)

compound interest (2.papers)

permutation and combination (3.papers)

clock (2.papers)

calendar (3.papers)

1

X can row at a speed of 18 kmph in still water.If it takes him thrice as long to row up as to row down the river.Find the rate of stream:

7 kmph

8 kmph

9 kmph

none of the above

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2

Peter can row 40 km upstream and 55 km downstream in 13 hours also, he can row 30 km upstream and 44 km downstream in 10 hours.Find the speed of the Peter in still water and the speed of the current:

7kmph,2 kmph

8kmph,3 kmph

9kmph,4 kmph

10kmph,5 kmph

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3

A person can row downstream 10 miles/hr and upstream 7 miles/hr. Find the speed of that person in still water ?

7.5 miles/hr

8 miles/hr

8.5 miles/hr

9 miles/hr

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4

A man can row 10 kmph in still water and the river is running at 2 kmph. If the man takes 1 hr to row to a place and back, how far is the place?

2.4 km

3.6 km

4 kmph

4.8 km

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