Answer: Choice A) 8.742 * 10^7
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Work Shown:

Extra info:

which is a little over 87.4 million
To get the price of the new item after an increase of 10% you would have to find 10% of whatever the price is and add it to the original price so for example say the price is $300 you would do 300*0.10(0.10 is 10%) which is 30 and add that to 300 so the new price would be $330