1. Recapping: Problem solving with the area of rectangles.
Nine congruent rectangles tessellate as shown.
Calculate the area of the larger rectangle.
ANS
mr-mathematics.com

2. mr-mathematics.com Interpreting Histograms
Learning Objective: Calculate the frequencies from a histogram with unequal class widths to and analyse distributions.
The histogram shows the ages of people who live in a small town.
Use the histogram to calculate the population of the village.
ANS
mr-mathematics.com

3. mr-mathematics.com Interpreting Histograms
Learning Objective: Calculate the frequencies from a histogram with unequal class widths to and analyse distributions.
The histogram shows the amount of money each student from a class of 40 donated to charity.
Q1. Estimate the number of students who donated:
i) Less than £4
ii) More than £8.
Q2.
Estimate the mean average donation.
ANS
ANS
ANS
mr-mathematics.com

4. mr-mathematics.com Interpreting Histograms
Learning Objective: Calculate the frequencies from a histogram with unequal class widths to and analyse distributions.
The histogram represents the masses of 120 pencils.
ANS
Work out the number of pencils with masses below 8 grams.
mr-mathematics.com

5. Recapping: Problem solving with the area of rectangles.
Nine congruent rectangles tessellate as shown.
Calculate the area of the larger rectangle.
720 units2
Go Back
mr-mathematics.com

6. mr-mathematics.com Interpreting Histograms
Learning Objective: Calculate the frequencies from a histogram with unequal class widths to and analyse distributions.
The histogram shows the ages of people who live in a small town.
Use the histogram to calculate the population of the village. 40 60
150
100 60 20
Go Back
mr-mathematics.com

7. mr-mathematics.com Interpreting Histograms
Learning Objective: Calculate the frequencies from a histogram with unequal class widths to and analyse distributions.
The histogram shows the amount of money each student from a class of 40 donated to charity.
Q1. Estimate the number of students who donated:
i) Less than £4 21 students
ii) More than £8.
Q2.
Estimate the mean average donation.
Go Back
mr-mathematics.com

8. mr-mathematics.com Interpreting Histograms
Learning Objective: Calculate the frequencies from a histogram with unequal class widths to and analyse distributions.
The histogram shows the amount of money each student from a class of 40 donated to charity.
Q1. Estimate the number of students who donated:
i) Less than £4 21 students
ii) More than £8. 10 students
Q2.
Estimate the mean average donation.
Go Back
mr-mathematics.com

9. mr-mathematics.com Interpreting Histograms
Learning Objective: Calculate the frequencies from a histogram with unequal class widths to and analyse distributions.
The histogram shows the amount of money each student from a class of 40 donated to charity.
Q1. Estimate the number of students who donated:
i) Less than £4 21 students
ii) More than £8. 10 students
Q2.
Estimate the mean average donation. £5.19
Go Back
mr-mathematics.com

10. mr-mathematics.com Interpreting Histograms
Learning Objective: Calculate the frequencies from a histogram with unequal class widths to and analyse distributions.
The histogram represents the masses of 120 pencils.
Work out the number of pencils with masses below 8 grams. 70 pencils
Go Back
mr-mathematics.com