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If x\ a n d\ y vary inversely as each ot...

If `x\ a n d\ y` vary inversely as each other, and `x=10` when `y=6.` Find `y` when `x=15`

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RD SHARMA ENGLISH-DIRECT AND INVERSE VARIATIONS-All Questions
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  2. 120 men had food provision for 200 days. After 5 days, 30 men died ...

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  3. If x\ a n d\ y vary inversely as each other, and x=10 when y=6. Find y...

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  4. In which of the following tables x\ a n d\ y vary inversely: (i) x, ...

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  5. It x\ a n d\ y vary inversely, fill in the following blanks: (i) x ,2,...

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  6. Which of the following quantities vary inversely as each other? The...

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  7. It is known that for a given mass of gas, the volume v varies inver...

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  8. If 36 men can do a piece of work in 25 days, in how many days will ...

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  9. A work force of 50 men with a contractor can finish a piece of work...

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  10. A work-force of 420 men with a contractor can finish a certain piec...

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  11. 1200 men can finish a stock of food in 35 days. How many more men s...

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  12. In a hostel of 50 girls, there are food provisions for 40 days. If ...

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

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  14. 1200 soldiers in a fort had enough food for 28 days. After 4 days, ...

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  15. Three spraying machines working together can finish painting a hous...

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  16. A group of 3 friends staying together, consume 54 kg of wheat every...

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  17. 55 cows can graze a field in 16 days. How many cows will graze the ...

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  18. 18 men can reap a field in 35 days. For reaping the same field in 1...

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  19. A person has money to buy 25 cycles worth Rs 500 each. How many cyc...

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  20. Raghu has enough money to buy 75 machines worth Rs. 200 each. How many...

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