An Object Is Thrown Upwards with a Speed of 13

question 308

Multiple Choice

An object is thrown upwards with a speed of 13 m/s. How long does it take to reach a height of 4.0 m above the projection point while descending? Neglect air resistance.

• A) 1.2 s
• B) 2.3 s
• C) 3.1 s
• D) 4.2 s
• E) 0.42 s

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Definitions:

Pretax Income

The amount of income earned by a business before taxes are deducted.

Fixed Costs

Expenses that do not change with changes in the volume of production or sales, such as rent, salaries, and insurance.

Variable Costs

Costs that vary directly with the level of production or sales activity.

Contribution Margin Ratio

A financial metric that shows the portion of sales revenue that is not consumed by variable costs and is available to cover fixed costs.