Copoly
8.
What will be the cost of digging a hole in ground whose diameter is 16 cm and depth is
6 cm at the rate of 50 per cubic cm?
9. The diameter of the base of a cylindrical well is 10 m. How many mugs of 50 ml can be
filled from the water if it is filled with water upto 5 m height. (Take n = 3.14)
10. The radius of a cylinder is 7 cm. If its height is half of its radius, then find its volume,
(Take 1 = 22÷7
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Answer:
8. cost is 60,288
9. 78,50,000 number of mugs
10. volume = 538.51 cubic centimetre
Step-by-step explanation:
Calculate the above problems by using these formulas,
volume = π *(d/2)^2*depth
futher you can refer the attachment material with this explanation
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