An inverted square pyramid 20 ft high with a square base having 8-foot sides is filled with oil at the rate of 2 cubic ft/s. How fast is the oil rising when it is at 4 ft deep? Volume of square pyramid: , where A = area of the base, h = height.

A.

0.313 ft/s

B.

0.625 ft/s

C.

0.78 ft/s

D.

1.25 ft/s

Which fraction below is equivalent to 10/12?

My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.

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