If 1,000 students take a test that has a mean of 40 minutes, a standard deviation of 8 minutes, and is normally distributed, how many would you expect would finish in more than 40 minutes?

What is 5.5 written as a fraction in simplest form

Ginny has a sheet of plywood that is 4 feet by 8 feet. She wants to saw the plywood into pieces 1 foot high and 2 feet long for signs. How many signs can she make with the sheet of plywood?

Which shows 5.45 written as a mixed number?

Haley and nicole stopped at the school bookstore for extra supplies. Haley bought 8 pencils and 3 folders and spent 10.39. Nicloe bought 5 pencils and 4 folders and spent 10.51. How much does a floder cost

leo knows that each time a digit moves one place to the left in a whole number the value of the digit is 10 times as much. describe an example you would show to leo to demonstrate that this is true for decimal numbers also.

All together, Dion and trevor worked a total of 38 hours last week. If Dion worked d hours, which expression represent the number of hours trevor worked?

Mitch needs to purchase soft drinks for a staff party. He is trying to figure out if it is cheaper to buy the 12-pack of soda or the 20-pack of soda. The 12-pack of soda cost $3.99, and the 20-pack of soda cost $5.48. i.

What value of x will cause the denominator of 8x-2/5x+1 to be 0

Immediately before a basketball leaves a shooter's hand on its way toward the hoop, what is the greatest force acting on the ball? Select one: a. normal force b. gravitational force c. frictional force d. applied force

An acute angle θ is in a right triangle with cos θ = five sixths. What is the value of sec θ?