100 pens cost x dollars. how many pens can be purchased for 50 cents, assuming the same rate?

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asked Nov 3, 2018 11.4k views

1 Answer

Darryl Johnson · Answer 1 · 2018-11-07T20:36:41+0000

100 pens cost x dollars.
Therefore 1 pen costs
x/100 dollars/pen

50 cents = 0.5 dollars. It can purchase
(0.5 dollars) / (x/100 dollars/pen)
= 50/x dollars

Answer: 50 cents can purchase 50/x pens

100 pens cost x dollars. how many pens can be purchased for 50 cents, assuming the same rate?

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