The total cost of 18 pens and 23 pencils is Rs. 231, while the total c – McqOptions

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1.	The total cost of 18 pens and 23 pencils is Rs. 231, while the total cost of 7 pens and 13 pencils is Rs. 102. What is the cost of 4 pens and 9 pencils?
A.	54
B.	108
C.	72
D.	63
Answer» E.

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