A teacher offers 8 extra-credit assignments. What is the domain of this graph?
Extra Credit Possible
110
Points earned
2 8 8 8 8 BORR
1.23 53 73 10 11
Number of assignments
A X20
B. {0, 8, 16, 24, 32, 40, 48, 56, 64}
O C. {0, 1,2,3,4,5,6,7,8)
O D. All integers

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

With alll of except for the 2 that i did already

Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?