Answer:
14.25 hours
Step-by-step explanation:
Four tires = 3/4 of an hour
=> 1 car = 3/4 of an hour
=> 19 cars = ?
=> If 1 = 3/4
=> 19 = 3/4 x 19
=> 3/4 x 19
=> 57/4
=> 14.25 hours
So, it would take 14.25 hours for 19 car's tires to be changed.
Answer: first option.
Step-by-step explanation:
You know that the height of the smaller cylinder is 6 cm and the height of the larger cylinder is 18 cm, then you can find the volume ratio. This is:

Knowing that the volume of the larger cylinder is 40,635 cubic centimeters, you need to multiply it by the volume ratio to find the volume of the smaller cylinder.
Therefore:

Answer:
37.7 units²
Step-by-step explanation:
the formula for circumference of a circle is πr²
π x 6² = 37.69 ≈37.7²
The correct answer for the question that is being presented above is this one: "A. 960."<span>Four different sets of objects contain 2, 5, 6, and 7 objects, respectively.
</span>
= 2 * 5 * 6 * 7
= 960
Here are the following choices:
A. 960
<span>B. 141 </span>
<span>C. 23 </span>
D. 529
Answer:
Author is the correct answer
Step-by-step explanation:
Hope you have a great day :)