Can you beat an 8th grader?

Algebra

100

(-3)³

-27

200

-2³

-8

300

n/5+5 = 15

n = 50

400

3(x-4) = X/3

X=4 1/2

500

3/x-5=10/x+2

Find x

x= 8

Ratio and proportions

100

3/5 = X/60

X = 36

200

20% of 25

5

300

convert 1 km to cm

100,000 cm

400

If 4 identical buses can hold 64 passengers how many passengers can 6 buses hold?

96 passengers

500

What would inversely proportional mean in a maths context?

give an example

When one statistic goes up the other statistic goes down

i.e the more distance between a 2 magnets the less magnetic force there is

Right Angled Triangle

100

What is the complementary to 48⁰?

42⁰

200

a 5 sided regular polygon is called?

A pentagon

300

Refer to paper 1

b = 28.28

400

One interior angle of a polygon measures 156⁰, How many sides does the polygon have?

15 sides

500

refer to paper 2

x =8cm

y= 15cm

Linear equations

100

Find "a", a+2b=c

a=c-2b

200

what type of slope does y=-3

Zero Slope

300

ax+c=b

a=b-c/x

400

X=y/2-y

Isolate for y

2x/x+1=y

500

x=s+r/2p

Isolate for the letter r

2px-s=r

Random

100

 a+b=c-x 

Isolate for x

x = c - a - b

200

8/x = -11

x = -8/11

300

5x + 2 = 3x + 14

8x - 21

400

a/d = x

Isolate for x

x = a/d

500

What is the measure of the exterior angles of a regular polygon?

360⁰