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If (3a+4b):(3a-4b)=(3c+8d):(3c-8d), then...

If `(3a+4b):(3a-4b)=(3c+8d):(3c-8d),` then which of the following is true?

A

ad=bc

B

2ad=bc

C

2ab=cd

D

ab=cd

Text Solution

Verified by Experts

The correct Answer is:
B
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PEARSON IIT JEE FOUNDATION-RATIO, PROPORTION AND VARIATION-LEVEL 1
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  6. If (x)/(2),(7)/(x),(3x)/(2) and (7)/(3) are in proportion, then the va...

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  7. If (3a+4b):(3a-4b)=(3c+8d):(3c-8d), then which of the following is tru...

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  8. If (p)/(q)=(r)/(s)=(t)/(u) then (p^(2)+r^(2)+t^(2))/(q^(2)+s^(2)+u^(2)...

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  9. Which of the following ratios are in ascending order?

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  15. Frequency of vibration of a wire varies inversely with its length. The...

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  16. if (2x+1):(5x-1) is the triplicate ratio of 3:4, then find the value o...

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  17. If A:B=3:2, B:C=4:3 and C:D=3:5, then divide Rs 360 among A,B,C and D....

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  18. If x:15=y:6, then find the value of (x+y)/(x-y) The following proble...

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  19. if two numbers are in the ratio (1)/(15):(1)/(20), then by what percen...

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