A roller coaster climbs 84 feet on the first hill then drop 60 feet down. on the second hill the roller coaster climb another 32 feet then drops 44 feet. what is te height at the end of the second hill?

A rectangle has two side lengths of 8 inches and two side lengths of 10 inches. What is the area of the rectangle?

Scientists are studying the temperature on a distant planet. Let y represent the temperature (in degrees Celsius). Let x represent the height above the surface (in kilometers). Suppose that x and y are related by the equation y=41-3x .

What is the decimal expansion of the following fraction? 1/11

Dot got a 75% on her test. She missed 12 questions. how many questions were on the test

What is 30 with 3 over 10 times 12?

0.87 rounded to the nearest whole number?

A group of 7th and 8th graders were asked if they liked playing tennis. liked playing tennis. do not like 7th 0.42 0.58 8th 0.47 0.

Can you answer this (6b+5) - (4b+3)

Mr. Sonny's science class is calculating the average number of blinks per minute. Jan blinks 515 times in 5 minutes. What is her blinking rate, in blinks per minute?

An exterminator charges $80 to visit a home and $35 to spray each room. If the total bill was $395, how many rooms were sprayed? Write an algebraic equation that represents this situation. Then solve it.