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What quantity should be subtracted from ...

What quantity should be subtracted from each of the numbers a, b, c and d so that the results of the subtractions are in continued proportional ?

A

`(ab-cd)/(a + b+c+d)`

B

`(ad-bc)/(a-b-c+d)`

C

`(ad-bc)/(a+b+c+d)`

D

`(ad-bc)/(a-b-c+d)`

Text Solution

Verified by Experts

The correct Answer is:
B
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