What is the total surface area of a hemisphere that has a radius of 8cm

Bob has 3 packs of model cars. He gave away 4. He has 11 left. How many were in a pack

Finley Iggley's check register balance shows $1,959.75 at the time he receives his bank statement. His bank statement shows a balance of $2,827.00. Finley finds that check #525 for $600.00 and check #527 for $307.25 are still outstanding.

What's the solution to - 9x + 4 < 40? Question 6 options: A) x < - 6 B) x > - 4 C) All real numbers D) No solutions

What are the solutions to log5 (x + 5) = x2 a. x = - 0.93 b. x = 0 c. x = 0.87 d. x = 1.06

Six students all took the same test. Their scores were 70,71,75,75,88, and 89. What is the mean absolute deviation for the test scores? A) 7 B) 7.5 C) 75 D) 78

Interpret the average rate of change of - 14/3 that you found previously. What does this mean in terms of the waterslide, from x = 0 to x = 15?

John wants to simplify the expression (5+3) to the power of 2. As a first step, he writes 5 to the power of 2+3to the power of 2. Will he get the correct value for the expression? If not, what should he do to simplify the expression

A car costs $22,500 and decreases by 12% each year. How much will the car be worth in 5 years?

5 eggs weigh 2/3 of a pound. How much does each egg weigh?

1/2x+2y=-8 solve for y