Carter has 60 balloons. 4
12
of the balloons are black, and
3
12
of the balloons are white. The rest of the balloons are red. Which series of calculations shows how many red balloons Carter has?

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.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.