Given :
A 18-mile taxi ride takes 21 minutes and costs $12.60.
To Find :
The cost of a 39- mile taxi ride. What unit price do you need.
Solution :
Unit price per mile :

Cost of 39 mile taxi ride :

Therefore, unit price is $27.3 and unit price is $0.7 / mile .
Hence, this is the required solution.
A pattern of gradual change<span> in a condition, output, or process, or an average or general </span>tendency<span> of a series of data points to move in a certain direction over time, represented by a line or curve on a graph.</span>
X+X+3xX+4 divided by X = F
I believe the answer is 47.
The answer is 2160. Do you need the steps ?