To make something smaller and easier
Mean: so basically you add up all the numbers (5+12+1+5+7=30) and divide the sum (30) with how many numbers there are (5) so 30/5=6
mode: mode is numbers repeated, since there are two 5's it is the mode (you may also have multiple modes)
Answer:
48 points
Step-by-step explanation:
255/85=3
16X3=48
You can repeat 8 till you get to 48 and count how many 8's you needed to get there.
This is one of the many strategys but there are better ones.
5,103 rounded to the nearest thousands is 5,000