David took 10 1/2 hours over 3 days to build airplane. he spent 3 1/4 hrs the firsr day and 4 2/3 hours the second day. how many hours did he spend the third day to finish?

The average Math SAT score of all incoming freshman at a large university is 490. A simple random sample of 200 of these incoming freshmen has an average Math SAT score of 495 with a standard deviation of 60.

Trailer will be used to transport 40 kg crate to store. The greatest amount of weight that can be loaded onto the trailer is 1050kg backspace. A 250 kg crate has already been loaded onto the trailer

If 1 week is 7 days what will 8 weeks equal

Which ratio is greater than 11/16? a=22:32 b=3:8 c=1:2 d=3:4

What does a small Mad tell you about a set of data?

Simplified form for x-1+4+7x-3

4. Solve using elimination. 4x - 3y = 9 3x + 2y = 11 Download pdf

What is the radius of a 12 feet circle

The price p per gallon g

What is the measure of the smallest angle in the triangle whose vertices are D (4,1), E (4, - 2), and F (-2, - 2) ? Round to the nearest degree. (Enter the number only.)