Answer:
2.5 inches per hour
Step-by-step explanation:
divide the total by time
6 1/4
--------= 5/2
2 1/2
simplify 5/2 to 2.5
36 is the slope hopefully it helps
Answer:

Step-by-step explanation:
The ratio of pencils to erasers is

Convert the ratio to a fraction.

The fraction is now pencils to erasers.
The fraction of the number of erasers to pencils is:

√42 -- 6.48074069841
√150 -- 12.2474487139
√245 -- 15.6524758425
√398 -- 19.9499373433
Hope it helps... pls mark brainliest