Question 1045171: The area of a rectangle is the product of its length and width. A rectangular poster has an area of 260 square inches. The width of the poster is greater than 10 inches and is a prime number. What is the width of the poster?
Found 3 solutions by ikleyn, josgarithmetic, MathTherapy:
Answer by ikleyn(52781)   (Show Source):
Answer by josgarithmetic(39617)  (Show Source):
You can put this solution on YOUR website! Start with width choices 11, 13, 17, 19 and find corresponding length. But still more values are possible.
Lengths can be any of these:
Answer by MathTherapy(10552)  (Show Source):
You can put this solution on YOUR website! The area of a rectangle is the product of its length and width. A rectangular poster has an area of 260 square inches. The width of the poster is greater than 10 inches and is a prime number. What is the width of the poster?
If the length is an INTEGER, then: 
If the length IS NOT an integer, the width can be any PRIME NUMBER between 17 and 257, inclusive.
However, a poster that's  would not make much sense, and neither would others that have disproportionate lengths and widths.
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