Exam: Math Final

What is the unit rate depicted in the graph? {Ans: 0.75 laps in one minute}Four students were asked to write an expression which has terms that have a greatest common factor of 8c. The expressions provided by the students are shown below.TanyaWyattXavierYangWhich student wrote the correct expression? {Ans: Wyatt}Kedwin has $150.00 and wants to buy a new pair of headphones that cost $175.00 plus 10% shipping. He decides to wait until the headphones go on sale. What is the smallest sale rate that he needs to be able to afford them? {Ans: 25%}What is the value of x in the equation 3/5x = -45? {Ans: -75}What is the quotient? -4 1 3 -3 4 {Ans: 5 7 9}Nancy spent $44.59 on 5.25 quarts of olive oil. What is the cost of one quart of olive oil? Round to the nearest cent. {Ans: $8.49 per quart}