KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Percentage Problems - Explained

The video tutorial explains how a cat sleeps for 12 hours daily, which is 50% of its life. It then compares this with a koala that sleeps for 18 hours a day. The tutorial calculates that the koala spends 75% of its life sleeping, as it sleeps 6 more hours than the cat, adding an extra 25% to its sleep percentage. The video concludes with transferring the answer to the answer box, noting that the question is worth one mark.

How many hours does a cat sleep each day?

• 16 hours

• 14 hours

• 12 hours

• 10 hours

What percentage of its life does a cat spend sleeping?

• 100%

• 75%

• 50%

• 25%

How many hours does a koala sleep each day?

• 12 hours

• 15 hours

• 20 hours

• 18 hours

By how many hours does a koala sleep more than a cat each day?

• 2 hours

• 4 hours

• 6 hours

• 8 hours

What percentage of its life does a koala spend sleeping?

• 80%

• 60%

• 50%

• 75%