Ronna sent 56 pieces of mail in may, 112 pieces of mail in june, 224 pieces of mail in july, and 448 pieces of mail in august. what kind of sequence is this

Melvin is making a large poster for the school carnival. he skeched his design on a 9 inch by 12 inch sheet of paper then he expanded his design by a scale of 3 what are the dimensions of the poster. What is the area of the poster

Going against the current, a boat takes 6 hours to make a 120-mile trip. When the boat travels with the current on the return trip, it takes 5 hours. What is the rate of the boat in still water? 2 mph 20 mph 22 mph

A car can travel 60 miles on 3 gallons of gasoline. How far can it travel on 11 gallons of gasoline?

Whats the standard deviation of 1,5,7,3,2,9,1

A rental company charges $50 plus $0.20/mi to rent a car. Marissa must spend under $184.60 on the rental. How many miles can Marissa drive the car?

What is polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping.

Danny gets paid $8 per hour. What is the rate of change? A) m=4 B) m = 1/2 C) m=8

Two equivalent expressions the are equal to (9-c) + (9-c) + (9-c) + (9-c) is

If two angles in a triangle add up to138, then what is the size of the third angle

Kay has an 80% probability of making a free throw in basketball and each free-throw is independent. Kay gets to take two free throws and must make both to win the game. What is the probability that Kay's team will win the game?