You can swim two miles per hour and run six milesper hour. You are walking north along South Beachand see someonedrowning half a mile out in the oceanand one mile north of you. What combination of runningand swimming is the quickest way to reach theswimmer?

Q: Maria takes a boat upstream for 9 hours. Her return trip downstream only took 6 hours. If the river…

A: Let the velocity of Maria' boat in still water be v miles/hr, and the velocity of the water be vw…

Q: the shore to the child. Martina runs along the shore for a while and then jumps into the water and…

A: To determine how far along the shore Martina should run before jumping into the water, we need to…

Q: A rug is made by weaving 22 lb of yarn that is 40% wool with a yarn that is 15% wool. How many…

A: Rug

Q: Deepak’s favorite radio station is in New Harmony, 19 miles west and 12 miles north of home. He has…

A:

Q: 3. A merchant purchased a number of coats, each at the same price, for a total of 720 dollars. He…

A:

Q: It takes Sue 3 hrs to fill up her pool. It takes Jim 9 hours to fill up the same pool. How long…

A:

Q: Sue can shovel snow from her driveway in 35 minutes. Bill can do the same job in 50 minutes.…

A: Answer: From the given data, Sue can shovel snow from her driveway in 35 minutes. Bill can do the…

Q: Zene decides to canoe 9 miles upstream on a river to a waterfall and then canoe back. The total…

A: Upstream speed: When a boat moves against the direction of current flow.  Net speed = speed of the…

Q: A university student is offered a choice of jobs for the summer months (16 weeks). Job A pays $400 a…

A: A university student is offered a choice of jobs for the summer months(16 weeks). Job A pays $400 a…

Q: Flo sets a goal of walking 12,000 total steps per day. Flo's normal routine involves walking 6,000…

A: Flo sets a goal of walking 12,000 total steps per day. Flo's normal routine involves walking 6,000…

Q: A boat travels at a constant speed on a river whose current also has a constant speed. The boat can…

A: Let the speed of boat be  X and speed of current be Y.

Q: Greg is paddling his canoe upstream, against the current to a fishing spot 10 miles away. If he…

A:

Q: Andrea has 6 hours to spend training for an upcoming race. She completes her training by running…

A: Let d be the distance for an upcoming race.According to the given data, she runs at a speed of 9 mph…