CPREP Final Exam Review ~ Autumn 2024

Front

Find the percent increase from 30 to 40.

Back

Percent Increase = \frac{New - Original}{Original} \times 100 = \frac{40 - 30}{30} \times 100 = 33.33\%.

Front

Back

Front

Find the median of the set [8, 4, 5, 8, 5, 4, 8].

Back

Step 1: Arrange the numbers in order: [4, 4, 5, 5, 8, 8, 8]. Step 2: The median is the middle number, which is 5.

Front

What is the y-intercept of the equation 3x + 6y = 24?

Back

To find the y-intercept, set x = 0: 6y = 24, so y = 4. The y-intercept is (0, 4).

Front

Back

Front

Define percent increase.

Back

Percent increase is a measure of how much a quantity has increased relative to its original amount, expressed as a percentage.

Front

What is the formula for finding the median?

Back

To find the median, arrange the numbers in order and select the middle value. If there is an even number of values, average the two middle values.

Front

What does the y-intercept represent in a linear equation?

Back

The y-intercept is the point where the line crosses the y-axis, representing the value of y when x = 0.

Front

How do you determine if a parabola opens upward or downward?

Back

Front

What is the formula for percent change?

Back

Percent Change = \frac{New Value - Original Value}{Original Value} \times 100.