156 divided by 162 = 96.2%
86 + 70 = 156 156 / 2 = 78
To find your grade, you divide the points you have by the points max. You have a .809 so B-.
The LCM of the given three numbers is 4212
5.176871642 is the standard deviation.
56.7% or F
156
156
215
You would get 162 correct, which is about 85%.
So we are trying to solve this problem: n + (n+1) + (n+2)+ (n+3) = 162 This can be rewritten as 4n + 6 = 162 4n= 156 n=39 Plug that back in to the equation and you get: 39 + (39+1) + (39+2) + 39+3 = 162 or 39 +40 + 41 + 42 = 162
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