Solve the Problem $= \frac { \mathrm { d } } { \mathrm { r } }$

question 165

Multiple Choice

Solve the problem.
-The time it takes to travel a given distance at constant speed is given by the formula t $= \frac { \mathrm { d } } { \mathrm { r } }$ where t is the time, d is the distance, and r is the rate of travel. At 60 miles per hour, what distance can be traveled in 4 hours?

• A) 120 mi
• B) 240 mi
• C) 480 mi
• D) 48 mi

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Definitions:

Concrete Operational

A stage in Jean Piaget's theory of cognitive development during which children (ages 7-12 approximately) gain a better understanding of mental operations, leading to more logical thoughts about concrete events.

Formal Operational

The stage of cognitive development, according to Piaget, where individuals can think abstractly and systematically.

Assimilation

The cognitive process of fitting new information into pre-existing cognitive schemas, perceptions, and understanding.

Accommodation

The process of adapting or adjusting one's cognitive structures to incorporate new information from the environment.