Answer:
A. You earn $20 for washing 4 cars.
B.You washed 9 cars.
Step-by-step explanation:
<u>Answer A:</u>
First you have to divide 35 by 7 to figure out how much money you get per car.
You'd get $5
Then you have to multiply by 4 to figure out how much money you get for 4 cars.
<h3><em>
Answer: $20</em></h3>
<u>Answer B.</u>
You just have to divide 45 by 5 wich would get you 9.
<h3>
<em>Answer: 9 Cars</em></h3>
Answer:
279 miles
Step-by-step explanation:
31 miles/gal * 9 gallons = 279 miles
The 4th one because when you divide 270 by 15 you get 18 and when you also divide 135 by 7.5 you get 18 when something is proportional you get the same answer
Answer:
Step-by-step explanation:
The eccentricity of an ellipse is given by:
The given ellipse has equation:
We can rewrite this equation in standard form to obtain:
We compare to the general standard form equation:
to get:
We substitute into the eccentricity formula to get:
The eccentricity is 0.66 to the nearest hundredth