Answer: (30m-9n)/270
First we start with m/9-n/30.
We multiply the denominators to get 270.
Then we multiply the numerators by the original denominators to get (30m-9n).
To check, we can use m=2, and n=4
2/9-4/30=4/45
(30*2-9*4)/270=24/270=4/45
Answer:
9.41666667 feet
Step-by-step explanation:
Average rate= change in alt / change in time
r=-378/7=-54ft/min
Answer:
$21
Step-by-step explanation:
This can be easily solved by fraction 400/24=350/x
x=$21
Answer:
True
Step-by-step explanation:
