In this task, you need to provide the correct option for a given problem from the provided options.

Q: Problem: what is the square root of 625 , divided by 5 ? 
Options: a ) 9 , b ) 36 , c ) 5 , d ) 6 , e ) 1

A: c
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Q: Problem: the h . c . f . of two numbers is 30 and the other two factors of their l . c . m . are 25 and 24 . the larger of the two numbers is 
Options: a ) 276 , b ) 799 , c ) 712 , d ) 750 , e ) none

A: d
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Q: Problem: there are 202 lights which are functional and each is controlled by a separate on / off switch . two children a and b start playing with the switches . a starts by pressing every third switch till he reaches the end . b , thereafter , presses every fifth switch till he too reaches the end . if all switches were in off position at the beggining , how many lights are switched on by the end of this operation ? 
Options: a ) 93 , b ) 94 , c ) 92 , d ) 96 , e ) 95

A:
e
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