Please help me I'm having a hard time.​

Which expression gives you the distance between the points (5,1)and(9,-6)

Write an expression that represent sarah’s total pay last week. represent her hourly wage with w monday 5 tuesday 3 wednesday 0 noah hours wednesday 8 only with w wage did noah and sarah earn the same amount last week?

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319