To get an a in a course, you must have an average of at least 90% on four tests worth 100 points each. your scores on the first three tests were 89, 92, and 81. what must you score on the fourth test to get an a in the course?

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer