Math Jeopardy!

Number Patterns

100

What is the next term in the sequence 2, 4, 6, 8, …?

10

200

Find the first term of the sequence if a_n=3n+2

5

300

Write the formula for the n-th term of the sequence 5, 10, 15, 20, …

a_n=5n

400

In an arithmetic sequence, the first term is 3 and the common difference is 7. What is the 5th term?

32

500

The 3rd term of a geometric sequence is 16, and the common ratio is 2. What is the 1st term?

4

Number

100

What is 7×8?

56

200

Simplify 18÷6

3

300

Express 0.75 as a fraction. 

3/4

400

Find the lowest common multiple (LCM) of 12 and 15.

60

500

A number is divisible by 3 and 5. What is the smallest such number greater than 50?

60

Algebra

100

Simplify 2x+3x

5x

200

Solve x+7=12

5

300

Solve 3x+2=8

x = 2

400

Simplify 2(x+3)−4

2x + 2

500

Factorize x²−9

(x−3)(x+3)

Functions

100

If f(x)=3x+2, what is f(4)

14

200

Identify the y-intercept of f(x)=5x−7.

hint: The y-intercept is when x=0

-7

300

If f(x)=x²+4x+3, find f(−1)

0

400

If f(x)=2x+1, what is f(0)

1

500

If f(x)=x², what is f(2)+f(3)?

13

random

100

What is the number of dots on a standard six-sided die?

21

200

How many sides does a hexagon have?

6

300

How many zeros are in one billion?

9

400

How many months in a year have 31 days?

7

500

What is the Roman numeral for 50?

L