Logic (30 April)

Equations

100

x + 6 = 12

What is 6?

200

x - 14 = 9

What is 23?

300

3x = 12

What is 4?

400

x/2 = 57

What is 114?

500

2/7 + x = 5/7

What is 

3/7?

Reciprocals

100

A reciprocal is the inverted form of this mathematical expression

What is a fraction?

200

the reciprocal of

2/5

What is

5/2?

300

the product of a number and its reciprocal

What is 1?

400

the reciprocal of 4

What is

1/4?

500

the reciprocal of

0/1

What is none/no reciprocal/undefined?

Equations 2

100

6x = 66

What is 11?

200

x + 1/2 = 3/4

What is

1/4?

300

x + 7/15 = 4/5

What is

1/3?

400

x - 1/3 = 11/12

What is

5/4?

500

5/6x = 1/2

What is

3/5?

Miscellany

100

19/6,

converted to a mixed number

What is

3 1/6?

200

50 - 5 ∙ 3 + 5 ∙ 4

What is 55?

300

26 km to cm

What is 2,600,000 cm?

400

3 2/3 + 4 4/9 + 5 5/6

What is

13 17/18?

500

LCM (14, 22, 99)

What is 1386?

Equations 3

100

3x = 15

What is 5?

200

x/3 = 15

What is 45?

300

4x = 1/3

What is

1/12?

400

5/11x = 10

What is 22?

500

DOUBLE JEOPARDY!

0.04x = 28

What is 700?