Solve. -The Time T Necessary to Make an Enlargement of a a Photo

question 150

Multiple Choice

Solve.
-The time T necessary to make an enlargement of a photo negative varies directly as the area A of the enlargement. If 315 seconds are required to make a 5 -by- 7 enlargement, find the time required for a 6 -by- 10 enlargement.

• A)480 sec
• B)660 sec
• C)600 sec
• D)540 sec

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Definitions:

Positive Reinforcement

An event whose occurrence increases the frequency of the behavior that precedes it.

Conditioning Contrast

A phenomenon in classical and operant conditioning where the strength of a conditioned response changes when the reinforcement or punishment is changed in amount or type.

Primary Reinforcement

A stimulus that satisfies a basic biological need, such as food or water, which naturally and inherently reinforces a behavior.

Secondary Reinforcement

An event that has developed its reinforcing properties through its association with primary reinforcements.