Answer:
The mean is 4.
Step-by-step explanation:
Mean simply means average. To do so, just add up all the numbers and divide by the amount of numbers present.
2 + 5 + 5 + 6 + 7 + 1 + 2 = 28/7 = 4
The third one is correct. A function does not repeat x values. So if it asks the inverse you would have to see if the y values repeat. The third choice is the only one that has non repeating y values.
Answer:
Step-by-step explanation:
Answer:
The first option
Step-by-step explanation:
Just like the previous one
if the ship travelled a total of 149 miles, then let's say it travelled East "d" miles and thus it travelled North the slack of 149 and "d", thus " 149 - d".
now, if the rate travelling East is say "r", then the faster rate going North is " r + 3".
solve for "r".