Select the expression that has a value of 62.35. 6,235 ÷ 103
623.5 × 103
6.235 ÷ 101
0.6235 × 102 67 points and brainlist IF RIGHT

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.

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?