Kieran is a hotel receptionist. He works 42 hours a week. Kieran estimates that he spends a quarter of his time on the phone and a third of his time dealing with complaints. A) How many hours a week does Kieran spend dealing with complaints?

B) How many hours a week does Kieran spend on his phone?

How can we find the measure of an exterior angle if we know the measurement of an interior angle

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

What situation is an example of an observational study