Given right triangle ABC with altitude BD drawn to hypotenuse AC IPAD 4 and DC 9, what is the
length of BD? (Note: the figure is not drawn to scale.)

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

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

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.