Marthy has exactly five blue pens, six black pens, and four red pens in his knapsack. if he pulls out one pen at random from his knapsack. what is the probability that the pen is either red or black?

Latonya swims 50 meters in 1/2 minute

Question: Jessica rode 9 miles farther than Roger rode. Let r represent the number of miles Roger rode. Write am expression for the number of miles jessica rode

Over a 8 week period, the price of an MP3 player dropped steadily, from $82 to $26. What is the average weekly change in the price of the MP3 player over this period?

What is 8h-4-7=3 (6+2h)

Estimate: - √82 A. - 9, 0 B. - 9, 9 C. - 9 D. 9

A right triangle has one leg with a length of 10 m and another left with a length of 12 m. What is the length of the third side of the triangle? OA) 22 meters OB) 15.6 meters OC) 6.6 meters D) 2 meters

Write each decimal as a fraction or mixed number in simplest form. 1.) 0.83 2.) 3.75 I need the answer to these two, for the 0.83 I got 83/100

How much is 3/4 cup & 3/4 cup =

Biologists are keeping track of the different kinds of fish in Lake Michigan. Identify the type of data. A. numerical data B. discrete data C. quantitative data D. categorical data

There were 409 students in school. After some of them graduated, there were 172 students left. How many students graduated?