End of Year 7 Jeopardy

Geometry

100

Angles that add to 180 degrees

What are supplementary angles?

200

Formula for the area of parallelogram

What is A = bh ?

300

Angles which add to 180 degrees when the transversal intersects parallel lines

What are co-interior angles?

400

Angles between 180 and 360 degrees

What are reflex angles?

500

Three or more lines intersecting at one point

What are concurrent lines?

Ratio and Proportion

100

Express 96 : 72 in simplest form

4 : 3

200

18 : 30 = 24 : x

x = 40

300

Divide 400 into the ratio 3 : 7.

120 : 280

400

You split $72 between your three friends 2 : 3 : 4. How much does each friend get?

16 : 24 : 32

500

The fence is 15 m long. How many centimeters would it be on a map with a scale of 1 : 250?

6 cm

Percentage

100

Write 0.085 as percentage

8.5%

200

Write 7/40 as a percentage

17.5%

300

Find 40% of 200.

80

400

Find 72% of a quantity is 11% is 55.

360

500

I bought a bicycle for $640 and sold it for a profit of 20%. Find the selling price.

$768

Algebraic Expressions

100

Simplify: 

7x - 13y - 3x + 5y

4x - 8y

200

Simplify: 

(-2a)(-6a)

12a²

300

Simplify: 

3(3x - 2)

9x - 6

400

Simplify:  

-2(x - 1) - 3(5 - x)

x - 13

500

Simplify:

(x - 4)(x + 7)

x² + 3x - 28

Algebraic Equations

100

Solve for x:

-2x = -16

x = 8

200

Solve for x:

3x - 7 = 5

x = 4

300

Solve for x:

x/3 - 6 = 4

x = 30

400

Solve for x:

19 - 4x = -1

x = 5

500

Solve for x:

2(3 - x) - 3x = 11

x = -1