Robert can run 1/2 of a mile in 1/15 of an hour.

how many miles can robert run in 1 hour?

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

Ill mark the brainliest if you me with the these three questions 7,8,9