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Let x,y,z are positive reals and x +y+z=...

Let `x,y,z` are positive reals and `x +y+z=60 and x gt 3.` Maximum value of `(x-3) (2y+1) (3z+5)` is:

A

`((355 )^(3))/(3 ^(3). 6 ^(2))`

B

`(355)^(3)`

C

`((355)^(3))/(3 ^(2) *6 ^(3))`

D

None of these

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A
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VIKAS GUPTA (BLACK BOOK)-SEQUENCE AND SERIES -EXERCISE (COMPREHENSION TYPE PROBLEMS)
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