Find the value of two numbers if their sum is 12 and their difference is 4.

List the 10 possible samples (without replacement) of size 3 3 that can be obtained from the population of five officials.

Nell has a sales clerk job that pays $12 per hour for regular gas work hours. she gets double time for any hours over 40 that she works in a week. how many hours did nell work if her weekly pay was $744

Arecipe calls for 2 2/4 cups of raisins, but julie only has a 1/4 measuring cup. how many 1/4 cups is needed to measure out 2 2/4 cups of raisins?