On an Expressway, the Recommended Safe Distance Between Cars in Feet

question 69

Multiple Choice

On an expressway, the recommended safe distance between cars in feet is given by $0.014 v ^ { 2 } + 1.05 v - 4,$ where v is the speed of the car in miles per hour. Find the safe distance when $v = 85$ miles per hour. Round your answer to the nearest tenth.

• A)116.5 feet
• B)186.4 feet
• C)256.3 feet
• D)279.6 feet
• E)139.8 feet

---

Definitions:

Legible Copy

A copy of a document that is clear enough to be read easily and accurately.

Seven Years

Seven years is a time period of seven consecutive years, often referred to in various legal, financial, and personal contexts.

Thirty Days

A period of time consisting of 30 consecutive days.

Depositor's Ability

The capacity of a depositor to make deposits or conduct other transactions with a bank or financial institution.