Use Two Equations in Two Variables to Solve the Following

question 26

Multiple Choice

Use two equations in two variables to solve the following problem. A rancher raises five times as many cows as horses. If he has 204 animals (cows and horses only) , how many cows does he have?

• A) 170 cows
• B) 190 cows
• C) 210 cows
• D) 180 cows
• E) 140 cows

---

Definitions:

Time Series

A continuous chain of data points, often resulting from measurements taken one after another within a certain timeframe.

Forecasting Models

Quantitative and qualitative techniques used to predict future events or data points based on historical trends and patterns.

Mean Absolute Deviation

A measure of dispersion in a dataset, calculated as the average distance between each data point and the mean of the data.

Sum of Squares

A measure of the total variability within a data set, calculated by summing the squares of differences from the mean.