Displaying Data, SM-Bank 035

The graph below shows the favourite subjects of a group of 100 students.

How many students in total chose either Technology or English as their favourite subject? (1 mark)

--- 2 WORK AREA LINES (style=lined) ---
What percentage of students preferred either Science or PDHPE? (2 marks)

--- 3 WORK AREA LINES (style=lined) ---
How many more students chose Maths as their favourite subject than History? (1 mark)

--- 2 WORK AREA LINES (style=lined) ---

Show Answers Only

a. \(23\ \text{students}\)

b. \(31\%\)

c. \(10\ \text{students}\)

Show Worked Solution

a.	\(\text{Technology or English}\)	\(=10+13\)
		\(=23\ \text{students}\)

b.	\(\text{Percentage Science or PDHPE}\)	\(=\dfrac{16+15}{100}\times 100%\)
		\(=31\%\)

c.	\(\text{Difference}\)	\(=19-9\)
		\(=10\ \text{students}\)