Year 7

Probability

100

A die is thrown once. Find the probability that it is a six?

1/6

200

The numbers from 1 to 10 are written on separate cards. One card is chosen at random. What is the probability that the number is even?

5/10

300

A bag contains 7 red, 10 blue and 3 yellow balls. If a ball is drawn at random, find the probability that it is not a yellow?

17/20

400

If the probability of an event occurring is 1/2, how many times would you expect it to occur in 30 trials?

15

500

What is the probability that a person chosen at random has a birthday in a month beginning with J? 

3/12

Angles

100

All angles in a triangle add up to...

180

200

The complement of 50^o

40^o

300

What type of angle has a measurement of 225⁰

reflex angle

400

Find the supplement of an angle that is 112⁰

68⁰

500

Find the co-interior angle if one angle is 38⁰

142⁰

Percentages

100

Change 25% to a fraction.

25/100

200

What is 0.6 as a percentage?

60%

300

Find 10% of 150

15

400

15 people in a classroom of 30 did their homework. What is this as a fraction?

15/30

500

Find 20% of $100.

$20

Algebra

100

Write the expression for: a number increased by 5

x+5

200

If a=4, what is the value of 2a?

8

300

State an algebraic expression to represent "triple x"

3x

400

Find the value of a if is 2a + 1=13

6

500

Find the value of b if: 3b-12=18

10

Measurement

100

How many cm in a metre?

100

200

Find the perimeter of a square with side length 5cm

20cm

300

Find the area of a rectangle with base 10cm and height 4cm

40cm²

400

Find the side length of a square with the perimeter of 40m.

10cm

500

3cm = ______ mm

30mm