raj has saved $68 for a video game system that cost $200. if he makes $5.50 for each hour he works how many hours will he need to work in order to earn the reminder of the money he needs to buy the gaming system explain the steps you use in order to solve the problem

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|