6. One minute =60 seconds
45:54=60:72
45:60=54:72
Step 7 omit
8. Solution: Let its actual length be XCM solution: Let the model car length be XCM.
24.92:X = 1:24 X: 1 1.76 = 1:24
1X = 24.92 * 24/ 1 24X = 1 1.76 * 1
X = 598. 18 X = 1 1.76/24
X =0.49
Lazy! ! ! ! ! ! ! ! ! ! !