Statistics for Hard Math Test

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Problem	Answer	% Correct
9x^2=576 x = ?	8	80%
2^11 = ?	2048	65%
11^3 = ?	1331	63%
7 x 444 = ?	3108	61%
5 x 7 x 9 x 3	945	57%
What number comes next in the pattern: 10,11,15,24,40	65	39%
67^2 = ?	4489	35%
8! = ?	40320	30%
What is the approximate area of a circle if the radius is 5?	78.5	28%
If 2 sides of a 45 45 90 triangle both = 1, what does the third side = ?	sqrt2	28%
What number comes next in the pattern: 5,6,14,41	105	20%
What is the largest of 3 consecutive prime numbers that adds up to 173?	61	13%
In a 30 60 90 triangle if the short side is 2, the long side is 4, what does the other side = ?	2sqrt3	9%
If the speed of light = wavelength x frequency, what does the frequency = if the speed of light is a constant 3 x10^8 m/s and the wavelength is 3x10^-9nm?	1x10^26s^-1	2%