Question

If the cost of 37 pens and 53 pencils together is rupees 320,while 53 pens and 37 pencils together cost rupees 400.Find the cost of two pens.

Answer 1

Answer:

Let us consider x be the no. of pen and y be the no. of pencil

According to first condition

37x + 53y = 320. ........... (1)

According to second condition

53y + 37x = 400 ..............(2)

solving equation (1) and (2)