The door on a model building is 2" tall the door on the actual building is 8' tall what was the scale used

1:24

1:12

1:4

1:48

A car has a full tank of gas, holding 15 gallons . It drives 300 miles , and then stops for gas. After 10 gallons of gas are added, the tank is full again. What is the gas mileage of the car?

Calculate the rate of change for the quadratic function over the given interval: f/left (x / right) = {x^2} + 4x + 5; /; - 1 / le x / le 2f (x) = x 2 + 4x+5; -1≤x≤2 1 5 2 - 4

What do the fractions 1/2 1/4 1/5 1/8 and 1/10 have in common?

Expression in expanded form for 3.339

72 rolls into 2 groups 3/5

A textbook store sold a combined total of 440 physics and sociology textbooks in a week. The number of sociology textbooks sold was 54 less than the number of physics textbooks sold. How many textbooks of each type were sold?

Helene bought 6 bottles of juice. The bottles were on sale at 10 bottles for $12. Which explanation correctly tells how to calculate the cost of 6 bottles? A. Step 1 Multiply $12 by 10 to figure out the cost of 1 bottle. Step 2 Divide that cost by 6.

Five notebooks cost 525 how much would three notebooks cost

Are the number of steps in a stairway continuous or discrete data

2. Solve the following system. Show all your work. {3x - 2y + 2z = 30 {-x + 3y - 4z = - 33 {2x - 4y + 3z = 42