21 billion as how much more than 9.8 billion write it in scientific notation

Instructions:Select the correct answer. What is the additive inverse of 16 5 over 7? A.) - 16 7 over 5 B.) - 16 5 over 7 C.) - 16 D.) 16 7 over 5

What is the solution set for the given inequality if the replacement set for r is {5, 6, 7, 8, 9, 10}? 2r ≤ 3r - 8 A. {8, 9, 10} B. {9, 10} C. {5, 6} D. {5, 6, 7}

What does the x-intercept sometimes represent in a real world problem

On June 1st, Lucy & Bros received an order for 500 cupcakes. Lucy delivered the cupcakes to the client on June 25th. A $50 deposit was received on June 5th and the remaining $450 was paid on June 30th. Lucy likely would recognize revenue on?

75 cm = blank meters

A die contains the numbers 1 through 6. David rolls the die 2 times. What is the probability of getting a 3 on the first roll and a 5 on the second roll?

The equation y = 55x + 85 describes the amount of money a plumber charges, where y is the total amount he charges and x is the number of hours he works. The table shows the total amount of money an electrician charges.

The formula C = 2πr relates the radius r of a circle to its circumference C. Solve the formula for r.

Susan found a bag of 20 golf balls at a garage sale, and bought the bag for 75 cents. Express the ratio of cost to number of balls in lowest terms. 20:75 75:20 4:15 15:4

What can you say about the graph of the function below? Check all that apply. F (x) = 4 * (7) ^x A. the y intercept is (0,7) B. the y-intercept is (0,7) C. the y-intercept is (0,4) D. the range of F (x) is all real numbers