If the cost of 37 pens and 53 pencils together is rupees 320,while 53

1.	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» ong>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)

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»

ong>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)

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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.

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