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If (a+3b):(2a+4b)=3:5, then (a-b):(a+b) ...

If (a+3b):(2a+4b)=3:5, then (a-b):(a+b) is equal to:
यदि (a+3b):(2a+4b)=3:5, तो (a-b):(a+b) के बराबर है:

A

`1 : 2 `

B

`2:1`

C

`3:2`

D

`2 : 3`

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PINNACLE-RATIO & PROPORTION-EXERCISE
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  12. The length and breadth of a rectangle are in ratio 3:2. If its perimet...

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  13. The ratio of tables and chairs in a room is 7:9. If there are 560 tabl...

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  14. The incomes of two persons P and Q are in the ratio 5:6. If each of th...

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  15. If the perimeter and length of a rectangle are in the ratio 6:1 and th...

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  16. Two numbers are respectively 25% and 60% more than a third number. The...

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  17. If x:y = 3:2 and x+y = 90, then the value of (x-y) is: यदि x:y = 3:...

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  18. How much will be decreased to each term of ratio 16:19, so that it wil...

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  19. In a school, 3/8 of the number of students are girls and the rest are ...

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  20. X and Y enter into a partnership with capital in ratio 3 : 5. After 5 ...

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