02/20/16

Finite Math - Probability
A theater estimates that 35 people will come to a movie if it is not raining. If it rains, it is estimated that 65 people will show up. If there is a 25% chance of rain, what is the expected number... more
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02/20/16

if you had 15 pieces of plywood and they averaged 2.3 pieces thick per inch, how thick would the 15 pieces be if you stacked them together?
Any help would be greatly appreciated 
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02/20/16

The diagram shows a square with a perimeter of 12cm. Six of these squares fit together to make a rectangle. What is the area of the rectangle?
perimeter of rectangle is 30cm, how do I convert to area quickly and easily?
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02/20/16

Find the equation of the line that contains the point (4,-2) and is perpendicular to the line y=-2x+8.
Find the equation of the line that contains the point (4, -2) and is perpendicular to the line y=-2x+8.   is it   y=1/2x-4   y=-2x+6   y=2x-10   y=-1/2x          
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