In a test of 4 subjects, mike gets 96, 60, and 55 in three subjects. if his average (arithmetic math) mark for all four subjects is 74, then the marks in the 4th subject must be:

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)