Suppose you are making yourself a sandwich. how many different sandwiches can you make if you have four choices in bread, two choices in meat, and five choices in cheese?

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

Isaac wants the equation below to have no solution when the missing number is placed in the box. which number should he place in the box?

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?