📝 PM Review: Percentage

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Question 1 Difficulty 1
What does 10% look like on a number line from 0 to 100?
  • A A small section
  • B Halfway mark
  • C Three-quarters mark
  • D Full line
💡 Explanation 10% of the line is a small section, representing 10 out of 100.
Question 2 Difficulty 1
Draw a number line from 0 to 100. Where would 50% be located?
  • A At 25
  • B At 50
  • C At 75
  • D At 100
💡 Explanation 50% is exactly halfway on the number line, so it is marked at 50.
Question 3 Difficulty 1
What percentage does the mark at 75 represent on a number line from 0 to 100?
  • A 25%
  • B 50%
  • C 75%
  • D 100%
💡 Explanation The mark at 75 represents 75% of the total 100.
Question 4 Difficulty 1
Draw a number line and show where 1% would be marked.
  • A At 1
  • B At 5
  • C At 10
  • D At 50
💡 Explanation 1% of 100 is represented by the mark at 1 on the number line.
Question 5 Difficulty 1
On a number line from 0 to 100, where would you mark 25%?
  • A At 10
  • B At 25
  • C At 50
  • D At 75
💡 Explanation 25% is marked at 25 on the number line.
Question 6 Difficulty 1
What does 100% look like on a number line from 0 to 100?
  • A At 50
  • B At 75
  • C At 100
  • D At 0
💡 Explanation 100% represents the full length of the number line, marked at 100.
Question 7 Difficulty 1
If you mark 20% on a number line from 0 to 100, where would it be?
  • A At 10
  • B At 20
  • C At 30
  • D At 40
💡 Explanation 20% of 100 is represented by the mark at 20 on the number line.
Question 8 Difficulty 1
On a number line from 0 to 100, what does 90% look like?
  • A At 80
  • B At 90
  • C At 70
  • D At 100
💡 Explanation 90% is marked at 90 on the number line.
Question 9 Difficulty 1
Draw a number line and indicate where 5% would be.
  • A At 1
  • B At 5
  • C At 10
  • D At 15
💡 Explanation 5% of 100 is represented by the mark at 5 on the number line.
Question 10 Difficulty 1
Where would you mark 15% on a number line from 0 to 100?
  • A At 10
  • B At 15
  • C At 20
  • D At 25
💡 Explanation 15% is marked at 15 on the number line.
Question 11 Difficulty 2
What is 25% of 80? Use a bar model to represent this.
  • A 15
  • B 20
  • C 25
  • D 30
💡 Explanation 25% of 80 is calculated as (25/100) * 80 = 20.
Question 12 Difficulty 2
Using a bar model, represent 30% of 200.
  • A 40
  • B 50
  • C 60
  • D 70
💡 Explanation 30% of 200 is (30/100) * 200 = 60.
Question 13 Difficulty 2
If you have a bar model showing 50% of 240, how many would that be?
  • A 100
  • B 120
  • C 150
  • D 200
💡 Explanation 50% of 240 is (50/100) * 240 = 120.
Question 14 Difficulty 2
What is 10% of 500? Show this using a bar model.
  • A 25
  • B 50
  • C 75
  • D 100
💡 Explanation 10% of 500 is (10/100) * 500 = 50.
Question 15 Difficulty 2
Using a bar model, represent 15% of 300.
  • A 30
  • B 45
  • C 50
  • D 60
💡 Explanation 15% of 300 is (15/100) * 300 = 45.
Question 16 Difficulty 2
What is 40% of 90 using a bar model?
  • A 30
  • B 36
  • C 40
  • D 45
💡 Explanation 40% of 90 is (40/100) * 90 = 36.
Question 17 Difficulty 2
If 20% of 250 is represented in a bar model, what would that be?
  • A 30
  • B 40
  • C 50
  • D 60
💡 Explanation 20% of 250 is (20/100) * 250 = 50.
Question 18 Difficulty 2
Show 70% of 150 using a bar model. What is that amount?
  • A 90
  • B 100
  • C 105
  • D 110
💡 Explanation 70% of 150 is (70/100) * 150 = 105.
Question 19 Difficulty 2
What is 5% of 600? Use a bar model to find out.
  • A 25
  • B 30
  • C 35
  • D 40
💡 Explanation 5% of 600 is (5/100) * 600 = 30.
Question 20 Difficulty 2
Using a bar model, if 60% of 80 is shaded, how many is that?
  • A 40
  • B 45
  • C 50
  • D 60
💡 Explanation 60% of 80 is (60/100) * 80 = 48.
Question 21 Difficulty 3
If a cricket player scores 40 runs, what percentage is that of 200 runs?
  • A 15%
  • B 20%
  • C 25%
  • D 30%
💡 Explanation Percentage = (40/200) * 100 = 20%.
Question 22 Difficulty 3
What is the percentage of students who passed if 25 out of 100 passed?
  • A 20%
  • B 25%
  • C 30%
  • D 35%
💡 Explanation Percentage = (25/100) * 100 = 25%.
Question 23 Difficulty 3
If a bike originally costs 5000 and is now 3750, what is the discount percentage?
  • A 20%
  • B 25%
  • C 30%
  • D 40%
💡 Explanation Discount = (5000 - 3750) = 1250. Percentage = (1250/5000) * 100 = 25%.
Question 24 Difficulty 3
A student scored 18 out of 30 marks. What percentage did he score?
  • A 50%
  • B 60%
  • C 70%
  • D 80%
💡 Explanation Percentage = (18/30) * 100 = 60%.
Question 25 Difficulty 3
What is the percentage of correct answers if a student answered 15 out of 20 correctly?
  • A 60%
  • B 70%
  • C 75%
  • D 80%
💡 Explanation Percentage = (15/20) * 100 = 75%.
Question 26 Difficulty 3
If a shopkeeper sold 90 out of 120 items, what percentage of items were sold?
  • A 70%
  • B 75%
  • C 80%
  • D 85%
💡 Explanation Percentage = (90/120) * 100 = 75%.
Question 27 Difficulty 3
If a teacher graded 40 papers and 32 were good, what percentage were good?
  • A 70%
  • B 75%
  • C 80%
  • D 85%
💡 Explanation Percentage = (32/40) * 100 = 80%.
Question 28 Difficulty 3
A student read 15 out of 60 books. What percentage of books did he read?
  • A 20%
  • B 25%
  • C 30%
  • D 35%
💡 Explanation Percentage = (15/60) * 100 = 25%.
Question 29 Difficulty 3
In a class of 40 students, if 10 students are absent, what percentage attended?
  • A 70%
  • B 75%
  • C 80%
  • D 85%
💡 Explanation Percentage = ((40-10)/40) * 100 = 75%.
Question 30 Difficulty 3
If 80 out of 200 voters voted in favor, what percentage is that?
  • A 30%
  • B 35%
  • C 40%
  • D 45%
💡 Explanation Percentage = (80/200) * 100 = 40%.
Question 31 Difficulty 4
A shirt that costs 800 is on sale for 640. What is the percentage discount?
  • A 15%
  • B 20%
  • C 25%
  • D 30%
💡 Explanation Discount = 800 - 640 = 160. Percentage discount = (160/800) * 100 = 20%.
Question 32 Difficulty 4
If a person earns 15000 and saves 4500, what percentage of their income is saved?
  • A 25%
  • B 30%
  • C 35%
  • D 40%
💡 Explanation Savings percentage = (4500/15000) * 100 = 30%.
Question 33 Difficulty 4
If a family spends 3000 on groceries and it is 15% of their income, what is their total income?
  • A 15000
  • B 20000
  • C 25000
  • D 30000
💡 Explanation Total income = 3000 / (15/100) = 20000.
Question 34 Difficulty 4
A car originally priced at 600000 is sold for 480000. What is the percentage decrease in price?
  • A 15%
  • B 20%
  • C 25%
  • D 30%
💡 Explanation Decrease = 600000 - 480000 = 120000. Percentage decrease = (120000/600000) * 100 = 20%.
Question 35 Difficulty 4
In a class of 50 students, if 30% are boys, how many boys are there?
  • A 10
  • B 15
  • C 20
  • D 25
💡 Explanation Number of boys = (30/100) * 50 = 15.
Question 36 Difficulty 4
If a student scores 45 out of 60 in a test, what percentage did he score?
  • A 70%
  • B 75%
  • C 80%
  • D 85%
💡 Explanation Percentage = (45/60) * 100 = 75%.
Question 37 Difficulty 4
If a person spends 1800 on rent and this is 30% of their salary, what is their salary?
  • A 5000
  • B 6000
  • C 7000
  • D 8000
💡 Explanation Salary = 1800 / (30/100) = 6000.
Question 38 Difficulty 4
If a student scored 72 out of 90, what is the percentage score?
  • A 75%
  • B 80%
  • C 85%
  • D 90%
💡 Explanation Percentage = (72/90) * 100 = 80%.
Question 39 Difficulty 4
If a shop has 100 items and sells 25% of them, how many items are sold?
  • A 15
  • B 20
  • C 25
  • D 30
💡 Explanation Number of items sold = (25/100) * 100 = 25.
Question 40 Difficulty 4
If a person has 1500 and spends 60% of it, how much do they spend?
  • A 600
  • B 800
  • C 900
  • D 1000
💡 Explanation Amount spent = (60/100) * 1500 = 900.
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