A man takes 7 times as long to row a distance upstream as to row the same distance downstream. If the speed of the boat in still water is 4 km/hr, what is the speed of the stream?

DiscussHard

A man rows at 6 km/hr in still water. The river flows at 4 km/hr. How long will he take to row 15 km upstream and come back?

DiscussMedium

A boat goes 13 km/hr downstream and 9 km/hr upstream. What is the speed of the boat in still water?

DiscussEasy

A man can row downstream at 25 km/hr and upstream at 9 km/hr. What is the speed of the stream?

DiscussEasy

A man can row downstream at 16 km/hr and upstream at 12 km/hr. What is the speed of the stream?

DiscussEasy

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01Problems on Trains60
02Time and Distance60
03Height and Distance48
04Time and Work60
05Simple Interest60
06Compound Interest60
07Profit and Loss60
08Partnership48
09Percentage60
10Problems on Ages56
11Calendar60
12Clock56
13Average60
14Area60
15Volume and Surface Area60
16Permutation and Combination60
17Numbers60
18Problems on Numbers60
19Problems on H.C.F and L.C.M60
20Decimal Fraction60
21Simplification60
22Square Root and Cube Root60
23Surds and Indices60
24Ratio and Proportion60
25Chain Rule60
26Pipes and Cistern60
27Boats and Streams60
28Alligation or Mixture60
29Logarithm60
30Races and Games60
31Stocks and Shares48
32Probability60
33True Discount48
34Banker's Discount48
35Odd Man Out and Series60