Slope is written as a ratio of the vertical change (run) to the horizontal change (rise) between any two points on a line.

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?