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# If x and y are related by y = 2x+ 5 and the SD and AM of x are known to be 5 and 10 respectively, then the coefficient of variation isa)25b)30c)40d)20Correct answer is option 'C'. Can you explain this answer? Related Test: Test: Measures Of Central Tendency And Dispersion- 1

## CA Foundation Question Kuldip Rajput R Sep 09, 2019
=2x+5
=2(10)+5
=25
then s.d is 2(5)
=10
so
= 10/25×100
=40 Teja Sree May 25, 2019
Coefficient of variation=(S.D/A.M)100
=(5/10)100
=50 Roshan Kumar May 10, 2021
50

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