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SVETLANKA909090 [29]

2 years ago

7

A tank holds 50% of a mixture of acid in water that is 30% acid if 20 gallons of gas are added to the mixture what is the percen

t of acid in the mixture

1 answer:

ehidna [41]2 years ago

3 0

Parts per whole: 50(.30) + 20 is the part that is acid 50 + 20

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What is the length of Line segment B C? 9 units 11 units 15 units 16 units

denpristay [2]

Answer:

15 units

Step-by-step explanation:

<u><em>The picture of the question in the attached figure</em></u>

we know that

In the right triangle ABC

Applying the Pythagorean Theorem

$AB^2=AC^2+BC^2$

we have

$AB=17\ units\\AC=8\ units$

substitute the given values

$17^2=8^2+BC^2$

solve for BC

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2 years ago

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Ivanshal [37]

Answer:

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2 years ago

you deposit $1050 into an account that pays 7.25% interest per year. find the amount after six year given the following: a) comp

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Answer:

semiannually = $1609.77

monthly = $1128.71

Step-by-step explanation:

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2 years ago

Can someone help me with this problem? <br> a + (b + 12) = (b + 12) + a

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Answer: True 12=12

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Which equals each other

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2 years ago

You are an urban planner assessing the growth of a city. Ten years ago, the city's population was 249,583. Its current populatio

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$318,270-249,583=68,687\\\\\begin{array}{ccc}249,583&-&100\%\\68,687&-&p\%\end{array}\\\\cross\ multiply\\\\249,583p=68,687\cdot100\ \ \ \ /:249,583\\\\p\approx27.52\\\\Answer:\\The\ city\ grown\ over\ the\ past\ ten\ years\ at\ 27.52\%.$

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2 years ago

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