For a normal distribution, what percentage of values lies within two standard deviations of the mean?

99.7%

97%

68%

95%

Principal Paul is laying out 8 dozen bagels on square plates. He makes sure each plate has the same number of bagels.

What is an equivalent expression to 8x+20

A high school graduation class is made up of 4 students. if there are 56 more girls than boys how many boys are in the class

Write and solve a real world problem that involves using the properties of congruent figures to find a missing measure

Write an equation of four lines that intersect to form the sides of a parallelogram

How big is the sun and how far is from the earth

My cousin lives in Hilo and sent me a box filled with 28 bags of my two favorite fruits, lychee and mango. Each bag weighs 1.5 pounds. She sent me a total of 42 pounds of fruit! How many bags of lychee do I have? How many bags of mango do I have?

Let a, b, c be the lengths of sides of a triangle; a=4.8, b=0.23, and c is a whole number. Find c.

Tell whether the graphs of the two equations are parallel lines ... (24) y = 8x-3, 8x + y = 3 (25) 2x + y = 5, - 6 + 2x = y (26) 2x + y = 5, y = 0.5x - 3 (27) y = - 0.6 + 2, 5y + 3x = 8 (28) 8x + 3y = 9, 3y - 4 = 8x (29) 10x + 2y = 7, 5x - y = 6

In multiplication, if one term is negative and one term is positive, the result will always be?