Loose change question
Valerie checked her loose change jar recently, and figured out that she had enough dimes and quarters to make a total of $11.55, and that the number of quarters was six less than half the number of dimes. How many of each coin does she have?
Dimensions of a photograph
The length of a photograph is 3 cm less than twice the width. The area is 77cm². Find the dimensions of the photograph.
The sum of the squares of two consecutive odd integers is 74. Find the two integers.
Perimeter of a rectangle
The length of a rectangle is three less than twice the width. If the perimeter is 24 inches, what are the length and width of the rectangle?
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