MENTAL MATH
LINEAR FUNCTIONS
SOLVING EQUATIONS
Harry Potter
RANDOM
100

WHAT IS 12 X 9?

108

100

WHAT IS THE SLOPE IN THE EQUATION: Y= 2X + 9

2

100

X+4=7

X= 3

100
What was Voldemort's full name before he changed it?

Tom Marvolo Riddle

100

Who was the 2nd President of the United States?

John Adams

200

WHAT IS 132?

169

200

The equation y= -3 represents what kind of linear equation?

A Horizontal Line

200

X+4=-1

X=-5

200

What house did Gilderoy Lockhart belong to?

Ravenclaw

200

Which animal can hold their breath the longest: A Whale or a Sloth?

A Whale (an hour)

Sloths can hold their breath for an astounding 40 minutes however. 

300

WHAT IS: 1/4 of 60?

15

300
Find the slope for the linear equation passing through: (2,-2) & (3, 0)

2/1

300

4X+4=24

X=5

300

A breed of winged horses only visible to those who have witnessed death.

Thestral

300

What do you call a flock of ravens?

Unkindness  
400

Which is closer to 45%?

1/4 ; 1/8; 1/3; 2/5

2/5

400
GIVE AN EXAMPLE OF AN EQUATION FOR A HORIZONTAL LINE

Y= 4; Y= -2; ETC.

400

x/7=3

x= 21

400

Who made Victor Krum's wand?

Gregorovitch

400

Where would a young witch or wizard purchase their first wand in Diagon Alley?

Ollivander's 

500

What percent is 16 cents of 50 cents?

32%

500

DRAW A GRAPH THAT REPRESENTS SOMEONE RUNNING ON A TREADMILL. 

PREVIOUS EXAMPLE USED IN CLASS.

500

x+3/4= 4

x= 13

500

What were the 7 horcruxes?

Tom Riddle's Diary 

Marvolo Gaunt's Ring

Salazar Slytherin's Locket

Helga Hufflepuff's Cup

Rowena Ravenclaw's Diadem 

Nagini

Harry

500

WHAT IS THE SECOND FASTEST LAND MAMMAL IN THE WORLD?

A PRONGHORN (62 MPH)

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