Amr recorded the outdoor temperature as -4 degrees Fahrenheit at 7:30 A. M. At noon, it was 22 degrees Fahrenheit. Sal said the temperature changed by 18 degrees Fahrenheit because 22 - 4 = 18 (My answer is 26 for this question.)

What was the total temperature change from 7:30 A. M until noon? Use the thermometer to help justify your solution.

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?