Question

A person spent 564 in buying pens and pencils if cost each pens is 7 and each pencils is 3 and if total no.of things bought was 108 how many of each type did he buy

Answer 1

Let
No. Of pens=x
No. Of pencils=y
Equation 1:
7x+3y=564
Equation2:
x+y=108
After elimination method you will get x=60
Y=48


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