Question

a rectangular hall is measured 219meter by 210metre. How long will it take for a boy to take two rounds around the hall, if he walks at the rate of 2.5 metre/ second?

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Answer 1

Answer:

344 sec.

Step-by-step explanation:

speed= 2.5m/ s

distance= 2( 219 m +210)

= 860m

time= distance/ speed

= 860m / 2.5m/s

=344sec.