Arectangular plot of ground is 10 meters longer than it is wide. it’s area is 20,000 square meters what equation will find the dimensions

Joanie watched 1 out of three of a movie in the morning

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?

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?