Percentages
Calculate these percentage.
10% of $596
$59.60
A library has 5600 books of fiction and 4900 books of non-fiction. Write the ratio of fiction to nonfiction books in its simplest form.
8 : 7
Compare 3/7 and 4/9.
< or less than
8 boxes of raisins have a mass of 400 grams. What is the mass of 12 boxes of raisins?
600 g
Ratios written in the form 1:n and n:1 are called ________.
unitary ratio
A clothing shop is offering these discounts: 15% off all jeans, 20% off all T-shirts and 30% off all shoes. How much would I pay for a pair of shoes that usually costs $112?
$78.40
Divide each amount in the given ratio.
15 minutes in the ratio 2 : 3
6 min : 9 min
Which is larger: 2/7 or 3/5
3/5
Calculate these percentages.
35% of 680 g
238 g
Tigran’s height is 1 m 20 cm and Enrica’s height is 1 m. What is the ratio of Tigran's height to Enrica’s height in its simplest form?
6:5
Nico has $25. He spends $3.75. What percentage of his money is left?
85%
An art teacher has a tin containing 40 pens. 8 of the pens are green, 1/4 of the pens are black and the rest are blue. What proportion of the pens are blue?
11/20
Which is larger: 9/11 or 7/10
9/11
On a map, Westdale is 24 mm from Springwood. If the scale of the map is 1 : 20 000 000, what is the real distance? Give your answer in kilometres.
480 km
A car travels 50 miles in 40 minutes. How many miles does the car travel per minute?
1.25 miles
Jim goes on a diet. After 3 months, he has lost 11% of his body mass. His starting mass was 98 kg. What is his new body mass?
87.22kg
To make scrambled eggs, a chef mixes egg and milk in the proportion 5 : 1. If an egg weighs 45 g, how much milk should she add for a recipe with 12 eggs?
108 g
Write the following sets of fractions in order from smallest to greatest.
19/20 11/12 9/10 3/4
3/4, 9/10, 11/20, 19/20
Which is larger:
20% of 95 kg or 25% of 90 kg?
25% of 90 kg
KG won 8 out of 13 football games & Ferny won 14 out of 20 games, which ratio is better?
14 : 20
Which is larger:
5% of 1189 or 8% of 934?
8% of 934
A restaurant bill comes to a total of $165. The food comes to $128.70, and the rest is the cost of the drinks. What is the ratio of food total to the drinks total?
39 : 11
Write the following sets of fractions in order from smallest to greatest.
12/13 14/15 13/17 12/19
12/19, 13/17, 12/13, 14/15
A restaurant bill comes to a total of $165. The food comes to $128.70, and the rest is the cost of the drinks. What proportion of the bill is the cost of the drinks?
11/50
Order the ratios 3:5, 7:20 and 8:15 in the ascending order.
7:20 < 8:15 < 3:5