30% , as:
Let the percentage of people preferring wooden skateboards be 'x'.
Therefore, x/100*643=209
x/100=209/643
x=209*100/643
x=20900/643
x=32.50.......
By rounding it off to 30, we get 30% as answer.
Please see attached:
Probability is approximately: 0.256
Answer:
13x+6
Step-by-step explanation:
Rate of change is slope aka y=mx+b the mx is the slope. For this equation the rate of change is 7