Worksheets4.03 Fractions and percentages
Total questions: 23
Worksheet time: 12mins
If you have a pizza and you divide it into 4 equal parts, taking one part means you have taken what?
A. A type of equation
B. A proportion of a quantity
C. A whole number
D. A mathematical operation
Sam has a pizza that he wants to share. What makes the portion he gives to his friend a proper fraction of the pizza?
A. The portion is equal to the whole pizza
B. The portion is larger than the whole pizza
C. The portion is smaller than the whole pizza
D. The portion of the pizza is expressed as a mixed number
Sam has a pizza that he divided into 8 equal slices. He ate 9 slices after borrowing 1 slice from his friend. How would you describe the fraction representing the slices of pizza Sam ate?
A. The numerator is equal to the denominator
B. The numerator is larger than the denominator
C. The numerator is smaller than the denominator
D. The fraction is expressed as a mixed number
Sam has a recipe that requires 7/4 cups of sugar. How can this amount be expressed?
A. As proper fractions
B. As whole numbers
C. As mixed numbers
D. As percentages
John baked a pie and cut it into pieces. He noticed that the number of pieces above the pie plate was more than the number of pieces touching the plate. What kind of fraction does this scenario represent?
A fraction where the numerator is less than the denominator
A fraction that represents a number less than 1
A fraction where the numerator is equal to the denominator
A fraction that represents a number greater than 1
John baked a pie and divided it into 5 equal parts. He then decided to eat 9 of those parts. What is 'nine fifths' an example of?
A proper fraction
An improper fraction
A mixed number
A whole number
Sarah baked a pie and divided it into 5 equal parts. She ate 1 whole pie and 4 parts of the second one. How is the amount of pie Sarah ate represented as an improper fraction?
5/4
9/5
4/5
1/5
If you have a pizza cut into 8 equal slices and you want to eat 3/8 of it, how do you calculate the number of slices you should eat?
Add 8 to the number of slices and then divide by 3.
Divide the number of slices by 8 and then multiply the result by 3.
Multiply the number of slices by 3 and then divide by 8.
Subtract 8 from the number of slices and then multiply by 3.
What does a 20% discount on a $50 shirt imply?
A proportion of the original price is reduced
A fixed quantity unrelated to the shirt's price
A type of currency used for the transaction
A unit of time the discount lasts
How many different methods are there to use a calculator for calculating the tip percentage on a restaurant bill?
One
Two
Three
Four
Imagine a wind turbine generating a power output of 240 kW with an efficiency of 82%. What is the actual power output of the wind turbine?
196.8 kW
200 kW
150 kW
240 kW
John bought a bicycle for $200 and sold it for $250. What is the formula to calculate the percentage profit John made on the bicycle?
(Selling Price - Cost Price) / Cost Price × 100%
(Cost Price - Selling Price) / Selling Price × 100%
(Selling Price / Cost Price) × 100%
(Cost Price / Selling Price) × 100%
If a product costs £17.32 to manufacture and is sold for £29.99, what is the percentage profit on the item?
42.15%
73.21%
36.87%
58.23%
Imagine you want to increase the price of a product in your store by 20% using a calculator. What is the first step?
Multiply the price by 20%
Start with 100% and then add 20%
Divide the price by 20%
Subtract 20% from 100%
After receiving a 10% salary increase, what should you do to calculate your new salary based on the original amount?
Multiply the original salary by the percentage increase
Divide the result by 100
Add the percentage increase to the original salary
Subtract the percentage increase from the original salary
Imagine you're shopping during a sale and you find out that all items are marked with a 20% discount. How do you calculate the new price of an item after applying this discount?
Add the discount multiplier to the original price of the item
Divide the original price of the item by the discount multiplier
Multiply the original price of the item by the discount multiplier
Subtract the discount multiplier from the original price of the item
Imagine you received a salary of $1700, and you got a 2% raise. What is the correct multiplier to use to calculate your new salary?
0.02
1.02
2.00
0.17
Imagine you got a raise and your salary increased from $17,000 to $17,340. What was the percentage increase?
0.2%
2%
10%
1.7%
By what percentage should you increase the price of a book priced at $42 to reach the new price target?
3.6%
5%
12%
20%
Imagine you are shopping and see a dress marked at $75. By what percentage should the price be increased to reach the store's target sale price?
3.6%
5%
12%
20%
By what percentage should you decrease the number 154 to get the correct result?
3.6%
5%
12%
20%
Imagine you are shopping and find a jacket priced at £90. By what percentage should you decrease the amount of £90 to get it at the correct sale price?
3.6%
5%
12%
20%
If the price of aluminum has increased by 2% and now costs £1.14 per kg, what was the price per kg before the increase?
£1.12
£1.16
£1.10
£1.18
