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If z varies directly as x and inversely ...

If z varies directly as x and inversely as y. Find the percentage Increase in z due to an increase of 12% in x and a decrease of 20% in y.

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VGS PUBLICATION-BRILLIANT-DIRECT AND INVERSE PROPORTION-EXERCISE
  1. If 15 workers can build a Wall in 48 hrs, how many workers will be Req...

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  2. A school has 8 periods a day each of 45 minutes duration. How long wou...

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  3. If z varies directly as x and inversely as y. Find the percentage Incr...

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  4. If x + 1 men will do the work in x + 1 days, find the number of days t...

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  5. Consider the mess charges for 35 students for 24 days is ₹ 6300. How m...

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  6. 24 workers working 6 hours a day can finish a piece of work in 14 days...

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  7. 12 painters can paint a wall of 180 m long in 3 days. How many painter...

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  8. Rice costing ₹ 480 is needed for 8 members for 20 days. What is the co...

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  9. 10 men can lay a road 75 km long in 5 days.. In how many, days can 15 ...

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  10. 24 men working at 8 hours per day can do a piece of work in 15 days. I...

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  11. 175 men can dig a canal 3150 m long in 36 days. How many men are requi...

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  12. If 14 typists typing 6 hours a day can take 12 days to complete the ma...

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  13. If x is directly proportional to y then which of the following is corr...

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  14. If x is inversely proportional to y then Which of the following is tru...

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  15. If the cost of 65 packets of tea is 2600, then the cost of 75 packets ...

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  16. If A pump can take 5 hrs to fill a 50 l of tank then how much time to ...

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  17. The cost of 20 m of cloth is 1600 then the cost of 24.5 m of cloth is

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  18. If 36 men can built a wall in 12 days, then 16 men can built the same ...

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  19. 6 pumps take I hr 20 minutes to fill a Tank. If 5 pumps are opened the...

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  20. 111: 125 =%

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