Mr. McDonald just bought a farm tractor for $50,000. For tax purposes, its value is expected to depreciate at a rate of 16% annually. What will the tractor’s value be in 4 years? Round to the nearest hundredth (cent).

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

What is the value of x? enter your answer in the box. x =

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8