Lisa is cooking muffins. the recipe calls for 7 cups of sugar. she has already put in 2 cups. hpw many more cups does she need to put in?

The production line where you work can assemble 5 appliers every 30 minutes at this rate how long should it take the line to assemble 125 amplifiers

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given  measures, find the other four.