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To numbers are in the ratio 3:5 If 7 is ...

To numbers are in the ratio 3:5 If 7 is added to each number then the ratio become 11:16 Find the numbers.

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CHETANA PUBLICATION-RATIO AND PROPORATION-Exercise
  1. Convert the following ratio into percentage: 5/16

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  2. Convert the following ratio into percentage: 3:50

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  3. To numbers are in the ratio 3:5 If 7 is added to each number then the ...

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  4. The ratio of the present ages of mother and son is 12:5 The mother 's ...

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  5. Compare the following pairs of ratios: 9/7,3/2

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  6. Compare the following pairs of ratios: 5/4,sqrt(3)/sqrt(2)

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  7. Compare the following pairs of ratios: 2.5/7,3/8

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  8. Compare the following pairs of ratios: 3sqrt(3)/2sqrt(2),2sqrt(2)/3sqr...

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  9. the adjacent sides of a rectangle are in the ratio 5:3 and the area of...

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  10. Present ages of Shreya and Kavita are in the ratio 3:4. Five years aft...

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  11. If a:b=7:8 and b:c=12:7 then find a:c in the simplest form.

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  12. If x/y=13/6 then find the value of (3x+5y)/(3x-5y)

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  13. If x/y=13/6 then find the value of (2x^2+5y^2)/(2x^2-5y^2)

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  14. If (7a^2+2b^2)/(7a^2-2b^2) =113/13, find the value of a/b

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  15. Solve the equation: (3x^2+21x+4)/(3x^227x+5)=(x+7)/(x+9)

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  16. Solve the equation: (sqrt(x+13)+sqrt(x-1))/(sqrt(x+13)-sqrt(x-1))=3 ...

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  17. If (x)/(y+z-x)=(y)/(z+x-y)=(z)/(x+y-z) and x+y+z=0 then show that each...

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  18. If (2x-3y)/(3z+y)=(z-y)/(z-x)=(x+3z)/(2y-3x), then prove that every ra...

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  19. If (a)/(y+z-x)=(b)/(z+x-y)=©/(x+y-z) then show that (x)/(b+c)=(y)/(c+a...

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  20. Which number should be subtracted from 13,25 and 55 so that resultant ...

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