Mr. Molier is figuring out the semester averages for his history student. He can figure the average for 20 students in an hour. How long does it take him to figure the average for each student?

Danielle earns an 8.25% commission on everything she sells at the electronics store where she works. She also earns a base salary of $800 per week.

A diver is atan elevation of - 18 feet relative to sea level. the diver desceends to an undersea cave that is 4 times as far from the cave surface, whta is the elevation of the cave

Simplify the rational expression. state any restrictions on the variable. t^2+3t-28/t^2-16

Kevin rides his bicycle 3 miles in a half hour. How long will it take him to rid 5.5 miles?

What is the difference of squares of x squared + 25

Which one is or = 8.75 kg or 875g

Solve the system of equations. 3x + 4y = - 23 2 = 3y + 1 y = x =

Whats the difference (-1) - 10

Identify the slope and y-intercept of the equation below. 3x + y = 2 A. m = - 3; b = 2 B. m = - 3; b = - 2 C. m = 3; b = 1 D. m = 3; b = 2

Hong rented a truck for one day. There was a base fee of $20.95, and there was an additional charge of 90 cents for each mile driven. Hong had to pay $285.55 when he returned the truck. For how many miles did he drive?