Answer:
90
Step-by-step explanation:
x
−
12
y
=
−
210
=
=
−
210
x
−
6
y
=
90
=
=
90
x
=
=
90
<u>Understanding:</u>
The sum of a geometric series is, 
, with a being the start point and r is the common ratio. We can also use the following formula to make life easier 
, a is your start point, r is the common ratio, and n is the number of terms, which in our case is S7.
<u>Solution:</u>
Our start point is 1, 
,
The common ratio is 5, 
,
And finally, the number of terms is 7, 
.
The answer is [A] 19531.
Answer:
x = 30 I'm sure hope this helps
Answer:
A
Total before tax: $118
Total after tax: $102.66
Step-by-step explanation:
For A, we add the cost of the shirt and jeans to get the total before tax.
$39.20 + $79.80 = $118.00
For the total, after 13% we see how much 1% is.
1% of $118 is $1.18
$1.18 * 13 = $15.34.
$118 - $15.34 = $102.66
Hope this helped! Have a nice day :)
Exchange rate refers value of a currency in another.The cost of the decorative mug is 83.98 China Yuan.
<h3>What is the exchange rate?</h3>
The term exchange rate has to do with the value of a currency in another currency. Given the fact that international trade is the mainstay of the global economy, it is important that one currency should be converted to another for the purpose of the ease of doing business.
The dollar is often the international currency for trade. Its us always necessary to convert the dollar into the local currency of the country where the business is done using the correct exchange rate.
Now If I want to convert the cost of the decorative mug to China Yuan;
I already know that;
1 US dollar = 6.4651 China Yuan
12.99 US dollar = 12.99 US dollar * 6.4651 China Yuan/1 US dollar
= 83.98 China Yuan
Hence, the cost of the decorative mug is 83.98 China Yuan.
Learn more about exchange rate:brainly.com/question/22996931
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