Two pens and three pencils cost Rs 86. four Pens and a pencil cost Rs. 112. find the cost of a pen and that of a pencil.  Choose the correct answer
A) 12	B) 10	C) 15	D) 19	E) 20
Let the cost of a pen ands a pencil be Rs. X and Rs. Y respectively.   Then, 2x + 3y = 86 ….(i) and 4x + y =112.   Solving (i) and (ii), we get: x = 25 and y = 12.   Cost of a pen =Rs. 25 and the cost of a pencil =Rs. 12.   12nswer is 12.
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Two pens and three pencils cost Rs 86. four Pens and a pencil cost Rs. 112. find the cost of a pen and that of a pencil.