(iv) A cube of side 5 m is painted on all its faces and the cost of painting is * 50 per m². If
the total cost of painting is ? 37500, then find the number of cubes to be painted.
Answers
Answered by
3
Answer:
11
Step-by-step explanation:
Area of cube=6a*a
a=5 then area =3750
the given amount is 37500 so it must me multiplied by 10 so already a cube then 10 cubes totally 11 cubes can be multiplied
Answered by
8
Step-by-step explanation:
total surface area of cube =6a²
=6×5×5
=150m²
total cost=150×50
7500
no of cubes= 37500/7500
=5 ANS
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