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Chapter 2: Q4. (page 114)

Solve each proportion. If necessary, round to nearest hundredth.

n9=627

Short Answer

Expert verified

The value of n=2.

Step by step solution

01

Step-1. Define equivalent ratios.

Equivalent ratios are two ratios which have same relationship between the numbers.

02

Step-2. Find the cross products.

The given ratios can be simplified by doing cross product:

n9=627n27=69

03

Step-3. Simplify for n.

To further simplify, divide each side by 27.

n27=6927n=54n=5427n=2

Therefore, the value of n=2.

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A hang glider 25 meters above the ground starts to descend at a constant rate of 2 meters per second. Which equation shows the height h after t seconds of descent?

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