Math, asked by rohit4964, 11 months ago

an 0pen cylindrical oil tank has diameter 14m and height 9m if the inner side of the tank has to be painted all over what will it cost at rupees 40 per square metre

Answers

Answered by amrit614

2

area of inner side of cylinder
2×22/7×14/2×9=396m^2
cost of painting 396×40=15840

rohit4964: this is not a write answer

ba963279: this is wrong answer

ba963279: answer is 22000

Answered by manisha171105

0

Answer:

c.s.a=2πrh

=2*22/7*7*9

=396m^2

cost of painting=Rs15840

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