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Maksim231197 [3]
4 years ago
14

A certain drug is made from only two ingredients. Compound A and Compound

Mathematics
1 answer:
Mashcka [7]4 years ago
7 0
Create a proportion: 4/7=x/392
Cross multiply: 7x=1568
Divide: 1568/7=224
x=224
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EastWind [94]
115 divided 23/4 is equivalent to 115 x 4/23= 20
5 0
3 years ago
Write the standard equation of the circle with center (-3, 5) and a diameter of 18.
dmitriy555 [2]
The equation of a circle with center (h, k) and radius r is

(x - h)^2 + (y - k)^2 = r^2

A diameter of 18 means a radius of 9.

(x + 3)^2 + (y - 5)^2 = 81
4 0
3 years ago
Helen Ming receives a travel allowance of $180 each week from her company for time away from home. If this allowance is taxable
Naddika [18.5K]

Answer:

She has to pay $2246.4 in taxes for this employee benefit.

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When you get the annual travel allowance, find the annual tax.

Annual tax =Annual travel allowance × Tax rate

=$9,360 × 0.24

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2 years ago
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Zinaida [17]

Answer:

2.2 gallons per minute

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The rate of change is 2.2 gallons of water every minute

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Give me a picture of the problem and i will solve it
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