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Q.

What is the value of x in 51: 85::  57: x?


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a

95

b

85

c

75

d

65 

answer is A.

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Detailed Solution

Given,51: 85::  57: x.
We know that, the product of extremes = the product of means.
So, 51x=57×85.
x=484551
x = 95
So, the value of x is 95.
Hence, option 1 is correct.
 
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