Question
Leon scores the following marks in 5 tests.
8 4 8 y 9
His mean mark is 7.2.
Calculate the value of y.
Answer/Explanation
Ans: 7
Question
40 people were asked how many times they visited the cinema in one month.
The table shows the results.
(a) (i) Find the mode.
……………………………………….
(ii) Calculate the mean.
………………………………………
(b) Omar wants to show the information from the table in a pie chart.
Calculate the sector angle for the people who visited the cinema 5 times.
……………………………………….
Answer/Explanation
(a)(i) 4
(a)(ii) 3.2
(b)27