Atest is worth 75 points. multiple-choice questions are worth 2 points and
short-answer questions are worth 3 points. if the test has 30 questions, how
many multiple-choice questions are there?
o
a. m + s = 5
2m + 3s = 105
o
b. m + s = 75
2m + 3 = 30
o
c. m. s= 30
2m. 3s = 75
o
d. m + s = 30
2m + 3s = 75

Factor k2 - 17k + 16. a.(k - 2)(k - 8) b.(k - 1)(k + 16) c.(k - 1)(k - 16)

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?