Algebra Pre-Spring Break Review

Actual Jeopardy Questions

100

This sweet food is made by bees using nectar from flowers

What is honey?

200

A kid is the name given to this baby animal. 

What is a goat? 

300

This federal holiday is celebrated the third Monday in February. 

What is President's Day?

400

This term is used to describe the distance around a circle. 

What is the circumference? 

500

Bismark is the capital of this state. 

What is North Dakota? 

Solving Equations and Systems

100

Solve the following equation for x:

- (x + 4) = 10

x = -14

200

Determine the number of solutions for the equation below:

4 (x - 3) + 5 = 3x + 7 + x

No solution

300

What is the equation of a line that passes through the point (4, 12) and has a y-intercept of -2?

y= (7/2)x - 2

400

Solve the given systems of equations: 

2x + y = 4

x - y = 11

(5, -6)

500

Solve the following system of equations:

3x + y = 3

y = 2x - 7

Solution: (2, -3)

Measures of Central Tendency

100

Determine the median of the data:

4, 8, 1, 9, 6, 11, 11

8

200

Determine the mean of the following data:

7, 8, 3, 4, 2, 0, 11, 5

Mean= 5

300

The test grades for an Algebra and Living Environment class are listed below:

Algebra- 95, 82, 61, 71, 87, 99, 84, 59

Living Environment- 100, 76, 95, 82, 66, 71

Which class has the greatest variability in their scores?

Algebra

400

Ms. Grill randomly compared the 5 quiz grades from each of her 2 Algebra classes. The quiz grades is period 1 were 79, 82, 64, 91, and 75. The quiz grades in period 6 were 99, 85, 65, 76, and 84. How much higher is the average quiz score for period 6 compared to the average quiz score for period 1?

3.6 points higher

500

Determine the mean, median, mode, and range of the following data:

89, 92, 43, 88, 79, 100, 28, 45, 89

When applicable, round to the tenths place

Mean = 72.6

Median = 88

Mode= 89

Range = 100 - 28 = 72

Functions

100

Which of the following dos NOT represent a linear function? 

A. f(x) = 12(x - 2)

B. g(x) = 2² - x

C. h(x) = 4x - 7

D. p(x) = x² - x + 3

D. p(x) = x² - x + 3

200

Name a value of k that will make the relation NOT a function. 

{(k, 3), (3, 9), (5, 4), (8, 11)}

3, 5 or 8

300

Draw the graph of an equation that is NOT a function. 

Ex. circle, sideways U

400

Evaluate f(x)= x³ - x + 4 for x = -3

f(-3) = -20

500

Determine the value of x for the function g(x) = 3x - 7 when g(x) = 11

x = 6

Exponential Growth and Decay

100

Determine whether the following formula represents exponential growth or decay:

y = 11, 000 (.74)^t

Decay

200

Fiona is studying the decay of bacteria. There were initially 800 bacteria in her sample and they are decaying at a rate of 6% per week. Write an equation to model this decay, with b(x) being the number of remaining bacteria and x representing the number of weeks

b(x) = 800 (1.06)^x

300

Jimmy put $10,000 into a savings account in 2011. He has receives 3.4% interest compounded annually. How much money does he have in his account in 2019? 

$13,066.65

400

Joseph bought a car for $18,000. His car depreciates (loses value) each year. The equation modeling the value of his car is given by:

p(x) = 18,000 (.83)^x 

where p(x) is the current value of the car and x is the number of years since the car has been purchased. 

What is the rate (as a percent) of depreciation each year? 

17%

500

Each month the population of rabbits is 75% of what is was the month before. If there were 80 rabbits originally, how many rabbits are left after 5 months? Round to the nearest rabbit. 

19 rabbits