A 1200-Kg Car Moving At $15.6 \mathrm {~m} / \mathrm { s }$

question 55

Multiple Choice

A 1200-kg car moving at $15.6 \mathrm {~m} / \mathrm { s }$ suddenly collides with a stationary car of mass $1500 \mathrm {~kg} \text {. }$ If the two vehicles lock together, what is their combined velocity immediately after the collision?

• A) 6.9 m/s
• B) 8.6 m/s
• C) 12.1 m/s
• D) 5.5 m/s

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Definitions:

Market Price

The present rate at which a product or service can be purchased or sold.

Equity Method

An accounting technique used to record investments in other companies, where the investment is initially recorded at cost and adjusted thereafter for the investor's share of the investee's net income or loss.

Investee Earnings

The portion of income attributable to an investor from its investment in an associated company.