Which expression is equivalent to 3 square root of 50 times the square root of 22

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

Plz.yesterday, the snow was 2 feet deep in front of archie’s house. today, the snow depth dropped to 1.6 feet because the day is so warm. what is the percent change in the depth of the snow?

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?