Question

How many iron rods, each of length 7 m and diameter 2 cm can be made out of 0.88 cubic metre of iron?

Answer 1

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 ☺️⬆️