Mathematics, 22.03.2021 21:40 dragongacha777
It takes a boat 2 hours to travel 24 miles downstream and 4 hours to travel 24 miles upstream.
What is the speed of the boat in still water?
What is the speed of the current of the river?
Answers: 2
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You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?
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The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212
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Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0
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Which of the following would be a reasonable estimate for the weight of a pencil? a. 1 × 10^-20 lb b. 1 × 10^20 lb c. 1 × 10^2 lb d. 1 × 10^-2 lb
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It takes a boat 2 hours to travel 24 miles downstream and 4 hours to travel 24 miles upstream.
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