Karen bought some pencils and pen. Pencils were 35 more than the pens, the ratio of the pencils of pen was 8: 3 how many each types of did he buy
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Step-by-step explanation:
let no of pencils =x and pens = y
so x= y+35. (1)
and X/y= 8/3
thus X= 8y/3
substituting this in equation 1
we get 8y/3=y+35
== 5y/3= 35
=== y/3 = 7
thus y= 21 and X= 21+35 = 56
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