15 golf balls that were found in the lake were made from recycled materials. These balls were 20% of all the balls in the lake. How many golf balls were in the lake?

Variable g is 5 more than variable w. Variable g is also 2 less than w. Which pair of equations best models the relationship between g and w? g = w + 5 g = w - 2 g = w - 5 g = w + 2 w = 5g w = g - 2 w = 5g w = g + 2

Fred works for $8.75 per hour. His regular hours are 40 hours per week and he gets time and a half for overtime. One week he works 47.5 hours. He wants to calculate his pay.

What is the volume of a sphere with a radius of 1 foot? (Use 3.14 for π.) 37.68 ft 3 12.56 ft 3 4.19 ft 3 50.24 ft 3

Roger logs the number of miles he runs each week. The mean number of miles roger ran in October was 30.2

Factor 8x^2-24 by taking out the gcf

Ten friends went to a local restaurant and all had the buffet at $6.75 each. Seven friends added ice cream for dessert for $1.99 each. Since it is a large group, a tip of $15.00 for the waitress was added. The following is the restaurant bill.

Betsy wants to paint the walls of her bedroom. Her bedroom measures 8 ft. by 10 ft. and has 8 ft. ceilings. Not counting doors and windows, how many square feet of wall will Betsy need to paint? 288 80 128 160

One winter the cost of bananas cost $0.80 per lb. The next winter the cost was $1.05 per lb. What was the percentage increase?

Which number is in the hundredths place 4982.6173

What are the zeros of f (x) = x2 - 8x + 16?