How many iron rods, each of length 7 m and diameter 2 cm can be made out of 0.88 cubic metre of iron?
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SOLUTION
Volume of one rod
=)( 22/7 × 1/100 × 1/100 ×7) cu.m
=) 11/5000 cu.m
Volume of iron = 0.88cu.m
=) Number of rods= (0.88×5000/11)
=) 400 rods
hope it helps ☺️⬆️
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