Jeopardy #14

Computation

100

85 + 67 = ?

152

200

85 - 67 = ?

18

300

37 x 8 = ?

296

400

50 x 9 = ?

450

500

210 ÷ 15 = ?

14

Sequences

100

45, 60, 75, 90, ?

105

200

200, 100, 50, 25, ?

12.5

300

-5, -8, -11, -14, ?

-17

400

3, 6, 12, 24, ?

48

500

2.5, 3.7, 4.9, 6.1, ?

7.3

Equations

100

4x = 128     x = ?

x = 32

200

x - 6 = 15     x = ?

x = 21

300

-12y = 60     y = ?

y = -5

400

2x + 6 = 16          x = ?

x = 5

500

4x + 5x - 2x = 49      x = ?

x = 7

Inequalities

100

Is x = 4 a solution to the inequality below?

8x + 10 > 40 

YES!  :)

200

Is y = -2 a solution to the system below?

7 + y > 8

NO!  :(

300

Solve the inequality below.

3x + 5 > 23

x > 6

400

Solve the inequality below.

-2y < 12

y > -6

500

Is x = 0 a solution to the inequality below?

200x > 0

No!  :(

Systems

100

x + y = 10

x - y = 4

x = ?     y = ?

x = 7     y = 3

200

x + y = 10

x - y = 2

x = ?     y = ?

x = 6     y = 4

300

x + y = 100

x - y = 2

x = ?     y = ?

x = 51     y = 49

400

Is (2, 3) a solution to the system below?

x + y = 5

x - y = 1

No!  :(

500

Solve the system below.

 2x + 3y = 23

-2x + y = -3

x = 4     y = 5