Rob draws 16 cards from a standard deck of 52. the deck is made up of equal numbers of four suits- clubs, diamonds, hearts, and spades. how many of the cards drawn can rob expect to be spades?

What is the length of the unknown leg in the right triangle ?

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Write an eqautoin of the line that passes through the give points -3,-2 and 2,-1