Question

a men goes his office at the rate of Xkm/hr and return at the rate of Y km/hr.find the average speed

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Answer 1

Step-by-step explanation:

Let the distance between home and school =S km

Time taken to reach school from home =

x

S

hr.

Time consumed to reach home from school =

y

S

hr

Average speed =

Total time taken

Total distance

=

x

S

+

y

S

S+S

=

x

1

+

y

1

2

=

x+y

2xy

km/hr.

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Answer 2

$\huge \underline \mathtt \colorbox{cyan}{ANSWER}$

$\bold{\huge{\fbox{\color{cyan}{(X+Y/2)km/h}}}}$

Step-by-step explanation:

Hope it helps you

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