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Complete the following tables given that...

Complete the following tables given that `x` varies directly as `y` . (i) x, 2.5, ..., ..., 15 y, 5, 8, 12, ... (ii) x 5 ... 10 35 25 ... y 8 12 ... ... ... 21 (iii) x 6 8 10 ... 20 y 15 20 ... 40 ... (iv) x, 4, 9, ..., ..., 3, ... y, 16, ..., 48, 36, ..., 4 (v) x, 3, 5, 7, 9 y, ..., 20, 28, ...

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RD SHARMA ENGLISH-DIRECT AND INVERSE VARIATIONS-All Questions
  1. In which of the following tables a and b vary directly? (i) a: 7,...

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  2. Fill in the blanks in each of the following so as to make the statem...

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  3. Complete the following tables given that x varies directly as y . (i) ...

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  4. Find the constant of variation from the table given below: x, 3, ...

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  5. Rohit bought 12 registers for Rs 156, find the cost of 7 such regis...

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  6. Anupama takes 125 minutes in walking a distance of 100 metre. What ...

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  7. If the cost of 93 m of a certain kind of plastic sheet is Rs 1395, ...

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  8. Suneeta types 1080 words in one hour. What is her GWAM (gross words...

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  9. A car is travelling at the average speed of 50 km/hr. How much dist...

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  10. 68 boxes of a certain commodity require a shelf-length of 13.6 m. H...

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  11. In a library 136 copies of a certain book require a shelf-length of...

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  12. The second class railway fare for 240 km of journey is Rs 15.00. Wh...

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  13. If the thickness of a pile of 12 cardboards is 35 mm, find the thick...

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  14. The cost of 97 metre of cloth is Rs 242.50. What length of this can...

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  15. 11 men can dig 6 3/4 metre long trench in one day. How many men should...

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  16. A worker is paid Rs 210 for 6 days work. If his total income of the...

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  17. A worker is paid Rs 200 for 8 days work. If he works for 20 days, ho...

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  18. The amount of extension in an elastic string varies directly as the ...

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  19. The amount of extension in an elastic spring varies directly with t...

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  20. In 10 days, the earth picks up 2.6 xx 10^8 pounds of dust from the atm...

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