What is the area of sector BAC

Find three consecutive numbers such that the sum of one-fourth the first and one-fifth the second is five less than one-seventh the third

How many zeros does the function f(x)=4x3-x2+1 have

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.