the area of a rectangle field is 3584msquare and its length is 64m . A boy runs around the field at the rate of 6km/h. How long will he take to go 5 rounds it ?
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Area of rectangle =3584msq
L*B=3584
B=3584/64
B=56m
Now the perimeter of rectangle field =2(l+b)
. =2(64+56)
. =240m
Distance covered in five rounds =240*5= 1200m = 1.2km
Now time taken = 1.2/6= 0.2hr
L*B=3584
B=3584/64
B=56m
Now the perimeter of rectangle field =2(l+b)
. =2(64+56)
. =240m
Distance covered in five rounds =240*5= 1200m = 1.2km
Now time taken = 1.2/6= 0.2hr
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