Use number line to solve the following.
1. -3+4
2. +3-4
3. -4-5
4. +3+4
5. -4+4

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.

Let event a = you roll an even number on the first cube.let event b = you roll a 6 on the second cube.are the events independent or dependent? why?

An animal shelter spends $4.00 per day to care for each bird and $6.50 per day to care for each cat. olivia noticed that the shelter spent $212.00 caring for birds and cats on thursday. olivia found a record showing that there were a total of 38 birds and cats on thursday. how many birds were at the shelter on thursday?