Bryce collected data about the amount of time each student in his history class spends studying. If the range of these data is 1, what does this reveal about the data?

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

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

2/3(-6y+9x) expand each expression using the distributive property