I think the answer is 4, the earthquake is a 4 in the scale.
13 cm+ 13 cm= 26 cm, 26 cm is the answer to Part B.
Answer:
The slope of the line is 10
Step-by-step explanation:
To find the slope, simply identify 2 points on the line. I chose: (1,10) and (2,20)
20-10=10
2-1=1
The slope of the line is 10
To check this answer, just multiply X with 10 and you will always get Y!
Answer:
The number of miles Mark runs in each track be 
Step-by-step explanation:
Let us assume that the number of miles Mark run in each track meet be x.
As given
Mark ran 875 miles this year in the track club.
Mark ran in 52 track meets and ran the same number of miles in each.
Than the equation becomes
52 × x = 875


Therefore the number of miles Mark runs in each track be 
The answer is 15/100 x 45 =6.75 minutes <span />