The numbers of pages in the books in a library follow a normal distribution. If the mean number of pages is 180 and the standard deviation is 30 pages, what can you conclude? What percentage of books have fewer or more pages than 150?

Tetras cost $3.99 each. you can spend at most $25. how many tetras can you buy for your aquarium

A random sample of 15 statistics textbooks has a mean price of $105 with a standard deviation of $30.25.

Sarah wants to purchase a square area rug for her room. she needs the rug to cover 49 square feet. what are the dimensions of the rug she should purchase

In a recent year, the untited states census bureau reported that 0.3 percent of the population in the united States was Japanese. write this percent as a decimal and as a fraction then interpret its meaning as a ratio of the united States population.

Ms. Trowbridge will receive a 40% discount off her first cell phone bill. Her monthly cell phone plan charges a flat monthly fee of $25.00 plus $0.20 per minute. If Ms.

Using radians, find the amplitude and period of each function. 1) y = 1/2 * cos 2θ + 1 2) y = 1/9 * sin 4θ + 5

Find the given value of the function. 1 w (t) = 3t - 1; t = 3

Wes rode his bike 30 miles in 3 hours. What was his average rate of speed?

Simplify - 6+[4 - (*-2) ]

22.4 cm 18.1 cm 28 cm What's the volume of the triangular prism