Jack has two more than half as many cups as Mitchell does, and Hannah has half as many
cups as Jack does. If Mitchell has x cups, how
many cups do the three have altogether?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?