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1 answer:
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Answer:
Alice lives <u>9 miles</u> far away from Carla.
Step-by-step explanation:
Given:
Alice cycles to Carla's house at 12 mph and returns by car at 36 mph.
If the round trip takes 1 hour.
Now, to find the distance from Carla to Alice house.
So, let the distance between the houses of Carla and Alice be .
Now, we solve by using the formula:
Distance/speed = time
Alice cycles to Carla house =
And return by car =
Time taken for round trip = 1 hour.
Adding both the distance to get the value of x:
<em>Dividing both sides by 4 we get:</em>
Therefore, Alice lives 9 miles far away from Carla.
Answer:
Step-by-step explanation:
Before calculating the scale we require the dimensions to be in the same units.
Using the conversion
1 yard = 3 ft and
1 foot = 12 inches, then
5 yards = 5 × 3 × 12 = 180 inches
The scale is then
2 in : 180 in ← divide both quantities by 2
= 1 : 90
=