For the normal distribution, the mean plus and minus 1.96 standard deviations will include about what percent of the observations

Forrest orders 5 boxes of toothbrushes. If he had 135 toothbrushes altogether, how many are in each box?

The length of a rectangle is four times it's width. of the width is 15, what is the area?

What does the dashed line represent in a parabola

6 to the power of 4 multiplyed by 6 to the power of negative 9

Reduce to lowest term 13/50

3. One day, Shilo's Shipping Company sent 4 trucks, each with 6 axles, and 5 trucks, each with 2 axles, across the bridge in one direction.

Find the perimeter of a table cloth that is forty inches square.

For every 14 ice-cream cones you buy, you get 2 free. How many free ice-cream cones will you get if you buy 56 cones?

About 7 % of the population of a large country is math phobic. If two people are randomly selected, what is the probability both are math phobic ? What is the probability at least one is math phobic ?

1. Provide reasons for the proof. Given: Line h is parallel to line k. Line j is perpendicular to line h Prove: line j is perpendicular to line k.