Can someone pls help Which of the following is represented by n + 4?
A. 4 less than n
B. half as much as n
C. 4 more than n
D. 4 times as much as n

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 average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.