A deck of cards has 3 blue, 4 black, and 6 purple cards. You pick 2 cards from the deck. Cards are not returned to the deck after they are picked. Find the probability of choosing two blue cards in a row. Give your answer as a percent to the nearest tenth.

Place the following steps in order to complete the square and solve the quadratic equation,

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"