A Football Player Leaps at 3

question 46

Multiple Choice

A football player leaps at 3.0 m/s toward a second football player,who is at the time of the collision moving at 0.5 m/s toward the first player.After the collision,the two players move together at 1.2 m/s.If the originally stationary player's mass is 175 kg,what is the other's mass?

• A) 185 kg
• B) 119 kg
• C) 165 kg
• D) 68 kg

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Definitions:

Utility Maximization

The principle that individuals or firms seek to allocate their resources in a manner that maximizes their satisfaction or utility.

Money Income

Money income is the total amount of money earnings received by an individual or household, including wages, salaries, benefits, and investment income, before any deductions.

Marginal Utility

The additional satisfaction or utility a consumer receives from consuming one additional unit of a good or service.

Consumer Equilibrium

occurs when a consumer has allocated their resources in such a way that maximizes their utility, given their budget constraint.