daijahbuck
18.02.2020 •
Mathematics
A hunter is at a point along a river bank. He wants to get to his cabin, located 5 miles north and 7 miles west. (See figure.) He can travel 5 mph along the river but only 2 mph on the rocky land. How far upriver should he go in order to reach the cabin in minimum time?
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Ответ:
D. $701.50
Step-by-step explanation:
Since we are rounding to the nearest tenth decimal, look in the hundredths place for the number to round up or down with. In this case, it is 9. That means the tenths place would round up to 5.