In complete sentences, explain the process in which this equation would be solved. “Mr Crenshaw can grade one set of papers in 10 minutes while it takes Mr. Aguirre 15 minutes to grade one set of papers (because he is easily distracted) How long will it take to grade one set of papers if Mr. Crenshaw and Mr Aguirre work together?

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year?

(05.02) mr. morris is going to save money and replace his sailboat's mainsail himself. he must determine the area of the mainsail in order to buy the correct amount of material. calculate the area of the parallelogram to determine how much material should be purchased. be sure to explain how to decompose this shape into rectangles and triangles. describe their dimensions and show your work.

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.