Aviation Math - Basic Mathematics - Chapter 2

Convert the following to seconds: 5 minutes 7 seconds.

• 307 seconds

• 300 seconds

• 312 seconds

• 315 seconds

Convert the following to minutes: 6 hours 12 minutes.

• 372 minutes

• 360 minutes

• 368 minutes

• 382 minutes

Convert the following to hours: 7 days 6 hours.

• 174 hours

• 180 hours

• 168 hours

• 186 hours

Convert the following to days: 3 weeks 3 days.

• 21 days

• 24 days

• 18 days

• 27 days

Exercise 1: Simplify the following Ratios: a) 25 : 35

• 5 : 7

• 25 : 30

• 10 : 15

• 1 : 2

What is the simplified form of the ratio 18 : 45?

• 2 : 5

• 3 : 5

• 4 : 5

• 6 : 5

Alex and Thomas share 30 sweets. They divide them in the ratio 3 : 2. How many sweets does Thomas have?

• 12 sweets

• 15 sweets

• 18 sweets

• 10 sweets

Exercise 3: A piece of carpet is 240cm long. Mr Jones cuts it into three pieces in the ratio 1 : 2 : 5. What is the length of the longest piece of carpet?

• 24cm

• 48cm

• 120cm

• 150cm

Exercise 5: Daisy mixes 50 ml of orange juice with 200 ml of water. What is the ratio of orange juice to water in its simplest form?

• 1:4

• 1:5

• 1:3

• 1:2

Aidan, Bill and Cara share sweets in the ratio of their ages. Aidan is 12 years old. Bill is 9 years old. Cara is 3 years old. Write down the ratio of their ages. Give your answer in its simplest form.

• 4:3:1

• 12:9:3

• 6:4.5:1.5

• 3:2:1