Mary Must Decide Between Two Alternatives for the Weekend: Babysitting

question 50

True/False

Mary must decide between two alternatives for the weekend: babysitting or yard work.If she babysits,she will receive $40 and will incur $15 in transportation costs.If she does yard work,she will receive $40 and will incur $3 in lawn mower gas and oil costs and $5 in transportation costs.The payment she would receive for the jobs is relevant in deciding which alternative to select.

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Definitions:

Product

The result of multiplying two or more numbers or expressions.

Conjugate

In mathematics, a conjugate refers to a component that is paired with another but differs in a certain way, such as the complex conjugate where the sign of the imaginary part is reversed.

Conjugate

A binomial formed by changing the sign of the second term of another binomial, commonly used to rationalize denominators.