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10 boys can dig a pitch in 12 hours. How...

10 boys can dig a pitch in 12 hours. How long will 8 boys take to do it?

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RD SHARMA-RATIO, PROPORTION AND UNITARY METHOD-All Questions
  1. If 9kg of rice costs Rs. 120.60, what will 50kg of such a quality o...

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  2. A train runs 200 kilometres in 5 hours. How many kilometres does it...

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  3. 10 boys can dig a pitch in 12 hours. How long will 8 boys take to d...

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  4. A man can work 8 hours daily and finishes a work in 12 days. If he ...

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  5. Fifteen post cards cost Rs 2.25. What will be the cost of 36 post c...

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  6. A rail journey of 75 km costs Rs 215. How much will a journey of 12...

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  7. If the sales tax on a purchase with Rs. 60 is Rs. 4.20. what will b...

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  8. The cost of 17 chairs is Rs. 19210. Find the number of such chairs ...

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  9. A car travels 165 km in 3 hours. How long will it take to travel 440 k...

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  10. 2 dozens of oranges cost Rs. 60. Find the cost of 120 similar orang...

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  11. A family of 4 members consumes 6 kg of sugar in a month. What will ...

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  12. The weight of 45 folding chairs is 18kg. How many such chairs can b...

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  13. A ratio equivalent to 2:3 is 4:3      (b)  2:6        (c)   6:9 ...

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  14. The angles of a triangle are in the ratio 1:2:3. The measure of the...

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  15. The sides of a triangle are in the ratio 2:3:5. If its perimeter is...

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  16. Two numbers are in the ratio 7:9. If the sum of the numbers is 112, ...

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  17. The ratio 384:480 in its simplest form is (a) 3:5        (b)   5:4  ...

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  18. If A ,\ B ,\ C , divide Rs. 1200 in the ratio 2:3:5, then Bs share ...

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  19. If a bus travels 126km in 3 hours and a train travels 315km in 5 hou...

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  20. The ratio of male and female employees in a multinational company i...

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