Rebecca has 30 paintings to sell. the amount of money rebecca makes from selling x paintings is represented by a function. f(x)=25xf(x)=25x what is the practical domain of the function? • all integers from 0 to 25, inclusive • all integers from 0 to 30, inclusive • all real numbers • all multiples of 25 between 0 and 750, inclusive

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