Find the area to this figure
1 answer:
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Given :
An alloy is a mixture of metals. Suppose that a certain alloy is made by mixing 50 g of an alloy containing 12% copper with 78 g of an alloy containing 92% copper.
To Find :
How many grams of copper are in the resulting mixture what percentage of the resulting mixture is copper.
Solution :
Mass of copper in 50 gm alloy = .
Mass of copper in 78 gm alloy = .
Total mass of copper, ( 6 + 76.44 ) gm = 82.44 gram.
Percentage of copper in resulting mixture :
Hence, this is the required solution.
Answer:
1.In 2017 Ms. Gomes earned $1,060,000
2. The total tax amount paid by Alex = $30.66
3,The realtor make $20,289.37 if they receive a 4.5% commission.
Step-by-step explanation:
1. Amount earned by Ms. Gomes in 2016 = $1,000,000
Now, 6 % of $1,000,000 =
So, the total money earned in 2017 = Money earned in 2016 + 6% raise
= $1,000,000 + $60,000 = $1,060,000
Hence, in 2017 Ms. Gomes earned $1,060,000
2. The subtotal of all the supplies of Alex = $345.50
Now, 8.875 % of $345.50 =
The tax amount = $30.66
Hence, the total tax amount paid by Alex = $30.66
3. The cost of the new apartment purchased = $450, 875
Now, 4.5 % of $450, 875 =
⇒The commission amount = $20,289.37
Hence, the realtor make $20,289.37 if they receive a 4.5% commission.