the area of a rectangular field is 3584 m² and its lenght is 64 m, a boy runs around the field at the rate of 8 kilometers per hour how long will he take to go 5 times around it?
rajaadi37:
9 minutes
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Area of rectangle =3584m²=lxb
Length (l) =64m
B=3584/64=56m
Perimeter of rectangular field =2(l+b)
=2(64+56)=240m
Boy run =240x5=1200m =1.2km
Time =distance /speed
Time =1.2/8=0.15hr
Length (l) =64m
B=3584/64=56m
Perimeter of rectangular field =2(l+b)
=2(64+56)=240m
Boy run =240x5=1200m =1.2km
Time =distance /speed
Time =1.2/8=0.15hr
is this is correct
thank u
ya
may be final answer in min
but u can covert it
hr to min
thank u very much
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