The outer circumference of a circular trackvis 194.68 m and the track is everywhere 6 m wide. Find cost of levelling the track at the rate of Rs.25 Paise per m².{Take π=3.14}
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Answered by
2
Answer:
2πR=196.68m
R=
2×3.14
196.68
=31m
r=R−6=25m
Area of Track =π[R
2
−r
2
]
=3.14(336)
=1055.04
cost =1055.04×
100
25
=263.76Rs.
Answered by
1
Answer:
That's your answer. Just ignore the cutting.
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