A standard dvdhas diameter of 42 centimeters while a mimidvd diameter of 24 centimeters. Write the ratio of the minidvd diameter to thw standard dvd diameter

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell