2 years ago

How Can A Ratio Be solved (I still dont get it)

1 answer:

5 0

In the unknown ratio, you only know one of the numbers. To solve for the unknown number, set up a proportion with the known ratio on one side and the unknown ratio on the other, cross multiply, and solve the resulting equation.

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Multiply 8 times the square root of 3 by 9 times the square root of 27.

Viktor [21]

8√3 · 9√27
8 · 9 ·√3 · √27
72 · √81
72 · 9
648

The answer is 648. :)

6 0

2 years ago

Find the slope of the line that passes through the points (5, 8) and (9, 4).

Alja [10]

Y2 - y1/x2 - x1 = slope

4 - 8/ 9 - 5 = slope

-4/4 = slope

-1 = slope

hope this helps :)

3 0

3 years ago

A recent survey by the American Cancer Society shows that the probability that someone is a smoker is P(S) = 0.19. It has also d

Rom4ik [11]

P(LC / S) = P(S intersect LC) / P(S)
P(S intersect LC) = P(S)*P(LC / S) = 0.19 * 0.158 = 0.03

8 0

2 years ago

Need ASAP please help me

nadya68 [22]

Answer:

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Step-by-step explanation:

5 0

3 years ago

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15% of $3.50 useing proportion

Otrada [13]

Answer:

0.525

Step-by-step explanation:

\frac{x}{3.50}=\frac{15}{100}

3 0

3 years ago

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