To find the mean, you have to add all the numbers then divide it by how many numbers there are.
In this case, you'll need to add all those numbers and divide it by 4.
The mean is 1995.
Can you please elaborate on your question
Answer:
The sub rose 121 feet.
Step-by-step explanation:
The sub was less deep at 12 pm than at 10 am, so rose in the water. The amount it rose was ...
410 -289 = 121 . . . . feet
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If you like, you can think of the sub's elevation relative to the surface as changing from -410 feet to -289 feet. The difference is then an increase in elevation (rise) of ...
-289 -(-410) = -289 +410 = 121 . . . feet
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12 am is midnight, 14 hours after 10 am. The time 2 hours after 10 am is 12 pm, noon.
Answer:
770 km
Step-by-step explanation:
the ratio of Ann driving to total driving = 3 : 11
× total distance traveled = 210km
total distance traveled = 210 km × = 770 km