Percentages

How do you find 50% of any number?

20% of the students in Mr. Royal's classroom are 12 years old. If there are 15 students in the classroom, how many students are 12 years old?

How do you find 10% of any number?

15% of £60 is

Carla weighs 60 kg. About 80% of her body mass is water. How many kilograms of water make up her body weight? Options: 24 kg, 36 kg, 40 kg, 48 kg

The store is having a 75% off all items for 2 days only.
If a bed costs £1325 normally, how much will the bed cost during the sale?

There are 80 guests at a wedding reception.
30% do not eat meat.
How many guests do not eat meat?

Wholesale price of a Chair is £25 with a 10% markup. What is the selling price?

200 children attended the school play. Of the total attendance, 40% were boys. How many girls attended the school play?

Regular price: £174. Discount: 40%. Find the sale price. Round to nearest pence if necessary.