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52 packets of 12 pencils each, cost Rs 499.20. Find the cost of 65 packets of 10 pencils each.

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If the cost of 30 packets of 8 pencils each is ₹ 600, what is the cost of 25 packets of 12 pencils each?

If the cost of 25 packets of 12 pencils each is RS.750 ,then the cost of 30 packets of 8 pencils each is: Rs.600( b) Rs.720 (c) 640 (d) None of these

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The cost of 15 pencils is Rs37frac(1)(2). Find the cost of each pencil.

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