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Percentage Quiz

The document contains a series of mathematical problems involving fractions, percentages, and basic arithmetic operations. It includes questions about trees in a park, novels in a bookstore, areas of a farm, heights, weights, and inventory of DVDs and toys. Each problem requires calculations to determine percentages, areas, and weights based on given data.

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25 views3 pages

Percentage Quiz

The document contains a series of mathematical problems involving fractions, percentages, and basic arithmetic operations. It includes questions about trees in a park, novels in a bookstore, areas of a farm, heights, weights, and inventory of DVDs and toys. Each problem requires calculations to determine percentages, areas, and weights based on given data.

Uploaded by

ansonip109
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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Complete the following table below.

Fraction in the Decimal Percentage


lowest term
0.04
3
5
172%
7
9
0.0084
20 2 %
5

1. In a park, there are 350 trees. 105 of them are oak trees and
210 are maple trees. The rest are pine trees.

a. What percentage of all the trees are oak trees?

b. What percentage of the number of maple trees are the number


of pine trees?

c. What percentage of the number of oak trees are all the trees?

2. A bookstore has stocked 480 novels. It sold 30%, how many


novels are sold?

3. A farm has an area of 100 acres. 50% of the area is used for
growing wheat, 20% for corn, and the rest for soybeans.

a. On the farm growing wheat, 40% of the area grows whole


wheat. What is the area of the farm growing whole wheat in
acres?

b. What is the difference in area between the farm growing corn


and that growing soybeans in acres?
4. Bella was 150 cm last year. She is 10% taller this year. How tall
is she in cm?

5. On a shelf, there are 200 DVDs. 80 of them are action movies


and 60 are comedies. The rest are documentaries.

a. What percentage of all the DVDs are the number of action


movies?

b. What percentage of all the DVDs are the number of


documentaries and comedies?

c. What percentage of the number of action and comedy movies


are the number of documentaries?

6. A boutique received a shipment of 600 dresses. After selling


40% of them, how many dresses are left?

7. John weighs 70kg. The weight of Sarah is 15% lighter than that
of John. What is the weight of Sarah?

8. A toy store stocked 1280 toys. If 20% of them were sold, how
many toys are still available?

9. A vegetable patch has an area of 50 acres. 25% of the area


grows green beans, 50% grows pumpkins, and 25% grows
zucchini.

a. On the vegetable patch growing green beans, 60% of the area


grows string beans. What is the area of the vegetable patch
growing string beans in acres?

b. What is the total area of the vegetable patch growing pumpkins


and zucchini in acres?

c. What is the difference in area between the vegetable patch


growing pumpkins and that growing green beans in acres?

10. A pumpkin weighs 2kg. The weight of a squash is 50% lighter


than that of a pumpkin.
a. If a gourd is 25% heavier than the squash, what is the weight of
the gourd?

b. If a gourd is 10% lighter than the squash, what is the weight of


the gourd?

11. A bag of flour weighs 1kg. The weight of a bag of sugar is 30%
lighter than that of the flour.

a. If a bag of salt is 20% heavier than the sugar, what is the


weight of the salt?

b. If a bag of salt is 10% lighter than the sugar, what is the weight
of the salt?

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