Question

If 10 pens cost 60 rupees,what is the cost of 13 s u c h pens? Identify what is of proportion it is.

Answer 1

Answer:

10 pens cost = 60 rupees

1 pen cost = 60/10 = 6rupees

13 pens cost = 6*13 = 78 rupees

Answer 2

Answer:

13 pens will cost Rs.78.

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