Homework:8.1 8.2 Radicals Question 14, 8.2.41 HW Score: 65%, 13 of 20 points Score: 0 of 1 Write with radicals. Use the definition that takes the root first. Write with radicals using the definition that takes the root first.

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

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?