Use the diagram below to find the value of x and m2 HKL.
H
4x+2
78°
K

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?