A child has a box of candies which might have a toy inside . The odds against the box having toys are 17/2 . What is the probability of the box having a toy ?

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?