1.

3 pens for rupees 15 or 12 pens for rupees 60 friends can you help me solve​

Answer»

Step-by-step EXPLANATION:

  1. the number of pens PURCHASE=15 the total COST of 15 pens =RS.60 let the number of pens purchase in RS 156 =N pens applying unitary method.in rs.60 , total number of pens purchase=15 so ,in RS 1 total number of pens purchase=15×60 in RS 156 , total number of pens purchase=156×15÷60 or n=156×1/4 or n= 156×4 or n=39 answer=39


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