Solve
-When Making a Telephone Call Using a Calling Card $\$ 2.10$

question 77

Multiple Choice

Solve.
-When making a telephone call using a calling card, a call lasting 4 minutes costs $\$ 2.10$ . A call lasting 11 minutes costs $\$ 4.90$ . Let $y$ be the cost of making a call lasting $x$ minutes using a calling card. Write a linear equation that relates cost $y$ to time $x$ .

• A) \(y = 0.4 x - 6.1\)
• B) \(y = 0.4 x + 0.5\)
• C) \(y = - 0.4 x + 3.7\)
• D) \(y = \frac { 5 } { 2 } x - \frac { 79 } { 10 }\)

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Definitions:

Unconditioned Stimulus

A stimulus that inherently and instinctively induces a reaction without the need for previous learning.

Negative Punishment

The removal of a desirable stimulus after a behavior, which decreases the likelihood of the behavior occurring again.

Positive Punishment

Adding an undesirable stimulus to decrease a behavior; for example, scolding a pet to stop it from engaging in unwanted behavior.

Frequency

The rate at which something occurs or is repeated over a particular period of time or in a given sample.