Find the percent change from the first value to the second.

30; 39

Change in percent = 30%

Step-by-step explanation:

Given:

First value = 30

Second value = 39

Find:

Change in percent

Computation:

Change in percent = [(Second value - First value) / First value]100

Change in percent = [(39 - 30) / 30]100

Change in percent = [(9) / 30]100

Change in percent = 30%

i need more info. are you looked to see there mph? how much they deliver? how far they go?

step-by-step explanation:

x=half

step-by-step explanation: