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In a class the ratio of female students ...

In a class the ratio of female students  to male students is 16:9. What percentage o the class is female?

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RS AGGARWAL-RATIO AND PROPORTION-All Questions
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  4. If A exceeds B by 40%, B is less than C by 20%, then find A : C.

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  13. The ratio of incomes of A and B is 3:4. The ratio of their expendit...

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  14. Weekly incomes of two persons are in the ratio of 7:3 and their wee...

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  15. The salary of A,B and C together amount to Rs. 33300. If they spend ...

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  16. What must be added to each term of the ratio 7:11 so as to make it ...

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  17. What should be subtracted from 15, 28, 20 and 38 so that the examining...

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  18. The ratio of milk and water in 64 litres of a mixture is 5:3. What amo...

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  19. The dimensions of a rectangular room when increased by 4 metres, ar...

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