Kristen has $13.50 in quarters and dimes. She has a total of 75 coins. How many dimes does Kristen have? A. 30 dimes
B. 45 dimes
C. 35dimes
D. 40 dimes

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?

Can you me with perpendicular lines and parallel lines?