You have a $10 top-up card for your mobile phone. If you have used $6 of your credit, what is the ratio between what you have spent and what you have left in credit?

A) 10:6
B) 3:2
C) 4:6

If 10 minutes talk-time costs $2, how much will 7 minutes cost?

A) $1.40
B) $1.04
C) $1.34

You use a mobile phone to send a text message with 160 characters, and receive a reply of 40 characters. What is the simplest ratio between the number of characters in the two messages?

A) 160:40
B) 16:4
C) 4:1

A survey shows that on average students spend 9 hours a week in chat rooms, and 3 hours e-mailing. What is the ratio between the two?

A) 9:3
B) 3:1
C) 1:3

If you play 3 games of snooker and it costs you $6, would it cost you $16 for 8 games?

A) Yes
B)No
While you're playing snooker you achieve a maximum break of 147. Your friend's highest break is 49. What is the ratio between the breaks?

A) 147:49
B) 3:1
C) 1:3

The snooker hall has given you a $40 prize for your 147 break. You decide to share it with your friend in the ratio 3:1. How much will you give your friend?

A) $10
B) $11
C) $9

Your friend spends 10 hours a week swimming and 5 hours a week weight training. Choose the simplest way of writing this as a ratio of swimming to weight training.

A) 10:5
B) 5:1
C) 2:1

Sessions in the swimming pool cost $10 for 5, how much will it be for 20 sessions?

A) $30
B) $20
C) $40

A swimming pool is 20m wide and 50m long. What is the simplest ratio of the pool's width to its length?

A) 1:10
B) 20:50
C) 2:5