Select the correct answer.

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 is [ (17-9) x (3x2) ] divided by 2 in numerical expression

The length of a rectangle is 3 meters less than twice it's width. Write and equation to find out the length of the rectangle.

A gallon of unleaded gasoline weighs about 6 pounds. About how many ounces does 1 quart of unleashed gasoline weight?

David is raising money for a school trip by selling packs of cookies and candy bars. The price of each pack of cookies is $1.50 and the price of each candy bar is $1. Yesterday David made $15.50 and sold 2 more packs of cookies than candy bars.

Ania kupiła w księgarni dwie książki i zapłaciła 37,20, a jurek za swoje zapłacił trzy razy więcej. Ile zapłacił jurek

Which multiplication expression is represented by the shaded part of the model? A) 2 7 Ã 5 B) 3 7 Ã 5 C) 3 5 Ã 7 D) 2 5 Ã 7

7 yards = to how many feet

The radius of a right circular cone is increasing at a rate of 3 inches per second and its height is decreasing at a rate of 5 inches per second.

Solve by any method x^2 - 2x + 3 = 0

A lifeguard spots a drowning swimmer 40 ft. from the beach. she runs 90 ft. along the beach at a speed of 15 feet per second, then jumps in the water and swims straight to the swimmer at a speed of 5 feet per second.