4.03 Fractions and percentages

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