Mr obrien is paid 7.30 per hour for the first 40 hours he works in a week. he is paid 1.5 times that rate for each hour after that. last week he worked 44 hours. he said he earned 321.20 last week. do you agree? support your answer.

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?