129 arrangements can be made 5 x 4 x 3 x 2 x 1= 120
To find this you would do 800 + 15x where x is the amount of years.
For 9 years it would be 800 + 15(9) which is 800 + 135.
At the end of 9 years, the apartment's rent would be $935. I hope that's utilities included because... yikes...
Let p be 0.831 denote the percentage of defective welds and q be 0.169 denote the percentage of non-defective welds.
Using the binomial distribution, we want all three to be defective.


Answer: 4(x-x2)
Step-by-step explanation: please mark brailyest
D 288 because 216/3 equals 72 times that by 4 and you get 288.