Lisa’s car goes 300 miles on 15 gallons of gas. how fuel efficient is lisa’s car?

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Write the sentence as an equation. b increased by 281 is d

Need on this geometry question. explain how you did it.