Mathematics Year 7/8

Numbers

100

What is the smallest prime number?
A) 1
B) 2
C) 3
D) 5

2

200

What is the greatest common factor (GCF) of 18 and 24? GCF - highest number that can divide the two numbers
A) 3
B) 6
C) 9
D) 12

6

300

What is the least common multiple (LCM) of 4 and 5?
A) 10
B) 15
C) 20
D) 25

20

400

What is 25% of 200?
A) 25
B) 50
C) 75
D) 100

50

500

A jacket is priced at $120, but it’s on sale for 25% off. What is the sale price?
A) $90
B) $100
C) $80
D) $85

$90

Geometry

100

What is the sum of the interior angles of a triangle?
A) 90°
B) 180°
C) 270°
D) 360°

180°

200

What is the name of a shape with all sides and all angles equal?
A) Rectangle
B) Regular polygon
C) Irregular polygon
D) Regular shape

Regular polygon

300

What is the name of a polygon with 8 sides?
A) Hexagon
B) Heptagon
C) Octagon
D) Nonagon

Octagon

400

If one angle of a right triangle is 60°, what is the measure of the other non-right angle?
A) 30°
B) 45°
C) 90°
D) 120°

30° 

500

A triangle has angles of 35° and 75°. What is the measure of the third angle?
A) 65°
B) 70°
C) 75°
D) 80°

70°

Measurement

100

If a movie starts at 3:15 PM and lasts for 2 hours and 45 minutes, what time does it finish?

6 PM

200

A square has sides of length 6 cm. What is its perimeter?
A) 12 cm
B) 18 cm
C) 24 cm
D) 36 cm

24 cm

300

If 1000 mm = 1 m, convert 1200 millimeters to meters.

1.2 m

400

A car travels 240 kilometers. How many meters is this if 1 km = 1000 m?

240,000 m

500

If 10 kg of potatoes costs $32.90, what would 1kg cost?

$3.29

Statistics

100

The line graph shows the temperature over a week:

• Monday: 20°C
• Tuesday: 22°C
• Wednesday: 25°C
• Thursday: 23°C
• Friday: 21°C

What was the highest temperature recorded?

25°C

200

A store tracks its sales for a week:

• Monday: $120
• Tuesday: $150
• Wednesday: $200
• Thursday: $100
• Friday: $180

What was the average daily sales amount? Hint: Average can be calculated by adding all the numbers together and dividing the total by how many numbers are there. 

$150

300

In a race, the times (in seconds) of five runners are: 12.5, 13.2, 11.8, 12.0, and 12.3. What is the fastest time?

11.8 seconds

400

A bus departs every 15 minutes starting at 8:00 AM. If it is now 9:25 AM, how many buses have already left?

6 buses

500

A teacher recorded the scores of 10 students in a test: 75, 80, 85, 70, 90, 65, 80, 85, 75, 70. What is the most common score (mode)?

Answer: 80 and 85

Algebra

100

Simplify:
6y+8y−2y

12y

200

If x=3, what is the value of 2x+4?

10

300

Solve for y:
3y−7=11

y=6

400

Solve for x:
2x+5=15

 

x = 5

500

Sarah has 5 more than twice the number of apples as Tom. If Tom has 4 apples, how many apples does Sarah have?

13 apples