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The boat goes 25 km upstream and 33 km d...

The boat goes 25 km upstream and 33 km downstream in 8 hours. It can also go 40 km upstream and 77 km downstream in 15 hours. Find the speed of the stream and that of boat in still water.

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The correct Answer is:
3 km/hr and 8 km/hr
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NAGEEN PRAKASHAN ENGLISH-LINEAR EQUATIONS IN TWO VARIABLES -Exercise 3e
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  2. A takes 3 hours more than B to walk a distance of 30 km. But, if...

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  3. The boat goes 25 km upstream and 33 km downstream in 8 hours. It can a...

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  4. A boat travels for 7 hours. If it travels 4 hours downstream and 3 hou...

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  5. A sailor goes 8 km downstream in 40 minutes and returns in 1 hours....

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  14. The ratio of incomes of A and B is 9 : 7 and the ratio of their expend...

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  15. Mr. Mohit has decided to walk on a treadmill for a fixed distance. Fir...

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  17. A number consists of three digits whose sum is 17. The middle one exce...

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  18. In an examination, the number of those that passed and the number of t...

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  19. Ratio between the girls one long 11 class of 40 students is 2:3 five, ...

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  20. A certain amount is charged for 1 km for a scooter fare and lesser amo...

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