Mrs. Salwierz ran 31 kilometers in 6 hours. If she ran at a constant speed, how many kilometers did she run in 4 hours?

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for