What’s a equivalent expression for .75 (10 + 15) - 3

The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

Apasta salad was chilled in the refrigerator at 35° f overnight for 9 hours. the temperature of the pasta dish dropped from 86° f to 38° f. what was the average rate of cooling per hour?