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6 pipes are required to fill a tank in 1...

6 pipes are required to fill a tank in 1 hour 20 minutes. How long will it take if only 5 pipes of the same type are used?

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MBD-DIRECT AND INVERSE PROPORTIONS-EXERCISE
  1. A machine takes 5 hours in cutting 120 tools.How many tools will it cu...

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  2. If the thickness of 500 sheets of paper is 3.5 cm,then what would be t...

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  3. 6 pipes are required to fill a tank in 1 hour 20 minutes. How long wil...

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  4. There are 100 students in a hostel. Food provision for them is for 20 ...

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  5. If 15 workers can build a wall in 48 hours, how many workers will be r...

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  6. 500 persons takes 25 days to complete a building.How many persons be ...

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  7. In a hostel of 50 girls, there are food provision for 40 days.If 30 mo...

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  8. A car can finish a certain journey in 10 hours at the speed of 48 km//...

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  9. 5 men can build a fence in 14 days .If 7 men are employed ,find number...

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  10. 33 cows can graze a field in 12 days.How many cows will graze the same...

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  11. Working 4 hours a day,Sunny can copy a book in 15 days.How many hours ...

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  12. A machine in a soft drink factory fills 840 bottles in six hours. How ...

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  13. Suppose 2 kg of sugar contains 9 xx 10^6 crystals. How many sugar cry...

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  14. A loaded truck travels 14 km in 25 minutes. If the speed remains the s...

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  15. The cost of 5 metres of a particular quality of cloth is Rs 210. Tabul...

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  16. An electric pole, 14 metres high, casts a shadow of 10 metres. Find th...

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  17. If the weight of 12 sheets of thick paper is 40 grams, how many sheets...

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  18. Which of the following is not in inverse proportion ?

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  19. If a box of sweets is divided among 24 children, they will get 5 sweet...

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  20. If 15 workers can build a wall in 48 hours, how many workers will be r...

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