Martin and linda live 855 miles apart. at the same time, they start driving toward each other on the same road. linda’s constant rate is 35 mph. martin’s is 60 mph. how long will it take them to meet? a. 6 hours b. 7 hours c. 8 hours d. 9 hours

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?