There are 325 students in ping pong club. there are 5 girls for every 7 boys in the club. which is the correct proportion that can be used to determine the number of girls in the club?

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 2

Can someone me out here and the tell me the greatest common factor

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?