Mr. wilson bought 4 tires for $390.60. If each tire cost $90 before tax was added. What tax rate did he pay on the tires?

A spinner is divied into 8 equal sections, and each section contains a number from 1 to 8. what is the probabilaty of the spinner landing on 5

Is the square root of - 19 rational

What expressions equal to 19

Let x represent the numder of television show episodes that are taped in each seasons. write an expression for the numder of episodes taped in 4 seasons

6+2-72b * (65b + 32) - 87 : 36 =

F (x) = 4x + 1 for x = 3

Solve equation -52-n=25

How do you divide the decimal number 25.5/0.05

Valu of proportion 3:5=12:x

The temperature rose 13 °F between noon and 5 p. m. and then fell 7 °F from 5 p. m. to 10 p. m. If the temperature at noon is 75 °F what would the temperature be at 10 p. m.?