Car Toys

What is the ratio of the lengths real car : toy car if the surface area real car:toy car is 36:1?

Bruno’s toy car is exactly similar to his father’s real car. the ratio of the surface areas real car:toy car is 36:1
a. what is the ratio of the lenghts rael car:toy car?
b. the toy car is 0.7 meters long. calculate the length of the real car.
c. the real car has a luggage space of 0.54 mcube. calculate the luggage space in the toy car in cubic metres.

If two similar shapes have linear measurements in the ratio a:b
Then surface area is in ratio a^2:b^2
Volume is in ratio a^3:b^3

So the answer to your question is
a = 6:1
b = 4.2m (0.7 x 6)
c = 0.0025 mcube (0.54/6^3)

CARS Movie Toys for 2009 w/Trev the Train

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