X
X + 2
X + 4
3x + 6 = 258
3x + 6 - 6 = 258 - 6
3x = 252
X = 84
84 + 2 = 86
84 + 4 = 88
1 inch of the model - 18 inches of the car
9 inches of the model - x inches of the car

The car is 162 inches long.
Answer:
0.1
Step-by-step explanation:
10,000 * (1/100,000) = 0.1