Answer:
Step-by-step explanation:
<u>Given:</u>
<u>Use the Power Rule Law:</u>
<u>Use the Quotient Rule Law:</u>
<u>Use the Product Rule Law:</u>
<u>Simplify:</u>
If it took 2 hours to clean 5 houses, how many houses could be cleaned in 6 hours? ........fast
2 answers:
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The annual interest rate on the saving account of Xavier which is earned simple interest is 9%.
<h3>What is simple interest?</h3>Simple interest is the amount charged on the principal amount with a fixed rate of interest for a time period. Simple interest calculated only on the principal amount.
The formula for the simple interest can be given as,
Here, (<em>I</em>) is the interest amount on the principal amount of (<em>P</em>) with the rate of (<em>r</em>) in the time period of (<em>t</em>).
Xavier opened a savings account with a deposit of $12,000. At the end of 3 years, the account balance was $12,324.
The principal amount is $12000 and the total amount is $12324. Thus, the interest earned by the Xavier is,
Total time period is 3 years and the account earned simple interest. Thus, put these values in the above formula as,
Hence, the annual interest rate on the saving account of Xavier which is earned simple interest is 9%.
Learn more about the simple interest here;
Answer:
A
Step-by-step explanation:
The volume of a cone has the formula:
Where
V is the volume
r is the radius
h is the height
Given,
h = 50
V = 5400π
We want the radius, r.
Lets substitute and solve for r:
The radius is 18 meters
Correct answer A