SOLUTION: The internal length, breadth, height of an open box are 75 cm and 82 cm respectively. If the wood is 2.3 cm thick, find the cost of painting the outside of the box at Rs. 1 per s

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Question 1044152: The internal length, breadth, height of an open box are 75 cm and 82 cm respectively. If the wood is 2.3 cm thick, find the cost of painting the outside of the box at Rs. 1 per sq. dm
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
Multiply numbers inside parenthesis, then inside brackets. Then add:
[2(2.3*75)]+[2(2.3*82)]+[2(75*82)] = sq. cm
Divide sq. cm by 100 to get sq. dm
Multiply result by 1 to get the Rs.
:
Very easy, just use your calculator.