Answer:
The average number of pounds they bought was 30 pounds.
Step-by-step explanation:
we know that
To find out the average number of pounds, add the total number of pounds for each boy and then divide by the number of boys.
so

therefore
The average number of pounds they bought was 30 pounds.
Answer:
4
Step-by-step explanation:
We can do this problem by doing the absolute value of the difference between 2 and -2.
2-(-2)=4. Absolute value of 4 is 4.
Hope this helped.
~cloud
Answer:
12
Step-by-step explanation:
You have to substitute a by 17 and then just subtract.
Answer:
0.2
Step-by-step explanation:
U need to count how many times it goes up and divide 0.4 by 2