Given a mean of 61.2 and a standard deviation of 21.4, within how many standard deviations of the mean do the values 45,78,62,90, and 31 fall?

a. 0

b. 1

c. 2

d. 3

Is 4/12 = to 1/3 or not

How could you determine one-fourth the length of a segment

What does x equal in the equation-7x=63

7000 is ten times as much as

The perimeter of the square can be represented by the expression 16x + 24. Willa wants to write an equivalent expression for the perimeter that shows the side length of the square.

The recipe says for one pizza he needs 2 cups of flour 2 teaspoons of instant active dry yeast to clos the recipe says for one pizza he needs 2 cups of flour 2 teaspoons of instant active dry yeast 2 cloves of garlic 1 teaspoon of olive oil Rodney

What is the reference angle of - 3 radians? Explain.

The numbers of student at valley view middle school increaded by 10% to 770 total student how many student were enrolled at vally view middle school before th increace

Do you add the discount before or after the tax

What is eight and three thirds minus eighteen halves