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A model is made of a car. The car is 2 meters long and the model is 7 centimeters long. What is the ratio of the length of the car to the length of the model?
A. 2 : 7
B. 7 : 2
C. 7 : 200
D. 200 : 7

Respuesta :

Edufirst
Answer: option D, 200:7


Explanation:

1) Data:

length of the car: 2 m
length of the model: 7cm

2) Conversion of units:

2 m = 2 m × 100 cm/m = 200 cm

3) calculation of the ratio:

ratio = length of the car / length of the model = 200 cm / 7 cm = 200 / 7 = 200 : 7