Question

16. The cost of 3 Pens and 5 Pencils is Rs. 100. Also the cost of one Pen and one Pencil is in
the ratio of 5:1 respectively. What is the cost of one dozen Pens?.
a) Rs.200 b) Rs.250 C) Rs.300 d) Rs.150 e) None of these​

Answer 1

the answer is none of these