Math Jeopardy

Solving equations

100

26 = 8 + v

18

200

-6 = b/18

-108

300

9x - 7 = -7

0

400

7(9 + k) = 84

3

500

-18 - 6k = 6(1 + 3k)

-1

Adding and Subtracting Polynomials

100

4x² + 3x²

7x²

200

(3a² + 1) − (4 + 2a² )

a²-3

300

(3x⁴ − 3x) − (3x − 3x⁴ )

6x⁴-6x

400

(7 − 13x³ − 11x) − (2x³ + 8 − 4x⁵ )

4x⁵ - 15x³ -11x -1

500

(−5u³v⁴ + 9u) + (−5u³v⁴ − 8u + 8u²v² ) + (−8u⁴v² + 8u³v⁴ )

−2u³ v⁴ − 8u⁴v² + 8u²v² + u

Rate Conversions

100

If 1 pound = 16 ounces, how many pounds are in 112 ounces?

7 pounds

200

A car travels 30 miles per hour on a trip. What is the car's speed in miles per minute?

.5 miles per minute

300

If 1 gallon = 16 cups, how many cups are in 4 gallons?

64 cups

400

In a business, if Adam can earn $7500 in 2.5 years, how much does he earn per month?

$250

500

Convert 8 ft² to yd²

.88 or 8/9 yd²

Proportions and Unit Rates

100

If you can buy one can of pineapple chunks for $2, then how many can you buy with $10?

5 cans

200

If there are 5 cats for every 3 dogs in a shelter, how many cats are there if there are 39 dogs?

65 cats

300

20 basketballs cost $525. Find the unit rate price in price per basketball

$26.25

400

A person can drive 84 miles in 4 gallons of fuel. If he has 2.5 gallons, how many miles can he cover?

52.5 miles

500

Mary reduced the size of a painting to a width of 3.3 in. What is the new height if it was originally 32.5 in tall and 42.9 in wide?

2.5 inches

Word Problems

100

You bought a magazine for $5 and four erasers. You spent a total of $25. How much did each eraser cost?

$5

200

How old am I if 400 reduced by 2 times my age is 244?

78

300

Lauren goes to the exhibition. She purchased some wooden antiques for $70. She purchases a table for $44 and 2 chairs. Each of the chairs costs the same price. Write an equation representing the cost of the antiques and determine the price of one chair.

44 + 2C = 70; $13

400

Jose left the airport and traveled toward the mountains. Kayla left 2.1 hours later traveling 35 mph faster in an effort to catch up to him. After 1.2 hours Kayla finally caught up. Find Jose's average speed.

20mph

500

5. John opened a factory with 11 supervisors and 5 managers on its staff. He plans to hire additional employees at a rate of 2 supervisors per month and 4 managers per month. Eventually, there will be an equal number of each type of worker in the factory staff. How many of each type will there be? How long will that take?

17; 4 months