John Is Trying to Decide How to Divide His Time

question 52

Multiple Choice

John is trying to decide how to divide his time between his job as a stocker in the local grocery store,which pays $7 per hour for as many hours as he chooses to work,and cleaning windows for the businesses downtown.He makes $2 for every window he cleans.John is indifferent between the two tasks,and the number of windows he can clean depends on how many hours he spends cleaning in a day,as shown in the table below: $$\begin{array} { | l | l | } \hline \begin{array} { l } \text { Cleaning time } \\\text { (hr/day) }\end{array} & \begin{array} { l } \text { Total numbers of } \\\text { windows cleaned }\end{array} \\\hline 0 & 0 \\\hline 1 & 7 \\\hline 2 & 11 \\\hline 3 & 14 \\\hline 4 & 16 \\\hline 5 & 17 \\\hline\end{array}$$
Does the 3^rd hour spent cleaning satisfy the cost benefit principle?

• A)Yes,since he makes $28.
• B)Yes,since the additional amount earned is $14.
• C)No,since the additional amount earned is $6.
• D)Yes,since the additional amount earned is $6.

---

Definitions:

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring, driving evolution.

Genotype

The genetic constitution of an individual organism, encompassing all the genes inherited from the parents.

Nonrandom Mating

A mating pattern in which individuals do not mate randomly but select partners based on certain traits, which can influence the genetic structure of the population.

Genetic Equilibrium

A condition in a gene pool of a population where the frequency of alleles does not change from generation to generation.