18/13=3/4x what does x equal?
1 answer:
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Answer:
The tax Jenna and Richie pay on the gifts is <u>$3.85</u>.
Step-by-step explanation:
Given:
Cost of scarf = $12.45.
Cost of necklace = $35.65.
State tax charges sale tax = 8%.
Now, to find the sales tax paid on the gifts.
So, adding the price of the gifts:
Thus, the total amount of the gifts = $48.10.
Now, getting the sales tax the state charges:
<em><u>The tax nearest to cent = $3.85</u></em>
Therefore, the tax Jenna and Richie pay on the gifts is $3.85.
Answer:
1)
2)
3)
Step-by-step explanation:
To write logs of the form in their exponential form, you take the base b and put it to the power of x and then set that equal to a:
.
1. Here, b = 5, a = 25, and x = 2, so:
2. In this problem, b = 5, x = 2, and a = x, so:
3. Finally, here, b = b, a = 64, and x = 3, so:
Hope this helps!
Answer:
The volume of the tumor experimented a decrease of 54.34 percent.
Step-by-step explanation:
Let suppose that tumor has an spherical geometry, whose volume () is calculated by:
Where is the radius of the tumor.
The percentage decrease in the volume of the tumor () is expressed by:
Where:
- Absolute decrease in the volume of the tumor.
- Initial volume of the tumor.
The absolute decrease in the volume of the tumor is:
The percentage decrease is finally simplified:
Given that and
, the percentage decrease in the volume of tumor is:
The volume of the tumor experimented a decrease of 54.34 percent.