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Question
Length and breadth of a bulletin board are r cm and t cm, respectively.
What will be the expenditure for making 23 boards, if the carpenter charges Rs x per board.
Sum
Solution
We have given, length of the board = r cm and breadth = t cm.
The carpenter charges for 1 board = Rs. x.
∴ The carpenter charges for 23 boards = Rs. (23 × x) = Rs. 23x
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Chapter 7: Algebra - Exercise [Page 114]
