320-70 divided by 5 and you will get the value of x
12 miles in 48 minutes
12/48 or 1/4 miles per minute
Times 60 is 15 miles per hour
Answer:

Step-by-step explanation:
Given


Required
Determine the average change
This is calculated as follows:

This gives:


Convert to improper fractions

Convert to multiplication




Answer:108
Step-by-step explanation: divided 81 and 3. the answer is 27. multiply 27 x 4 you get 108.
No as they do not simplify into the same fraction
linear as it the volume is a fraction to the side