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How can I solve this math problem?
11 year ago
Question: How can I solve this math problem?
The owner of a luxury motor yacht that sails among the 4000 Greek islands charges $ 450/person/day if exactly 20 people sign up for the cruise. However, if more than 20 people sign up (up to the maximum capacity of 90) for the cruise, then every fare is reduced by $ 4 for each additional passenger. Assume at least 20 people sign up for the cruise and let x denote the number of passengers above 20.
(a) Find a function R giving the revenue/day realized from the charter.
(b) What is the revenue/day if 41 people sign up for the cruise?
(c) What is the revenue/day if 76 people sign up for the cruise?
motor yacht charter
Best answer:
Can someone help me with these math problems and tell me how to solve the equations and put in place?
21 year ago
This is algebra! First a financial planner invested a certain sum of money at 5% simple annual interest and $ 12,000 more than this amount to 3% per annum simple interest. How much money will be for each account, if the interests of both accounts is invested deserve the same? Second How can $ 54,000 be invested, part of the 8% and the remaining 10% interest income on both accounts are a total of $ 4,755? 3 A family traveled 255 miles from their home and took fourth five hours after leaving home. After an hour and a half of driving, they stopped for a quick lunch. Thirty minutes later they were back on the road. They drove at an average speed of 10 miles per hour faster than before breakfast, after breakfast. As quickly as she had run for each part of the trip? 4 The length of a rectangular garden is three feet at least twice its width. If 54 feet of fencing are required to walk through the garden, the size of the Gartens .5. There is no piece of cake with a scoop of ice cream is 850 calories. The calories in the cake alone, 100 more than twice the number of calories in the ice alone. How many calories in the ice?
