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Question 1 of 11
1. Question
Correct 3 / 3 PointsIncorrect / 3 Points 
Question 2 of 11
2. Question
Correct 3 / 3 PointsIncorrect / 3 Points 
Question 3 of 11
3. Question
Here are the ages of the people working at a leisure park:
31, 19, 23, 27, 16, 24, 30, 40, 17, 23

(a) Work out the range of the ages, in years, of the people.
(b) What is the medium age, in years, of the workers?
(c) What is the mode of the ages, in years, of the workers?
(d) Work out the mean age, in years, of the workers.
Correct 4 / 4 PointsIncorrect / 4 Points 

Question 4 of 11
4. Question
Work out the following:

(a) 9 – 3 =
(b) 14 + 5 =
Correct 2 / 2 PointsIncorrect / 2 Points 

Question 5 of 11
5. Question
Suppose you enter an elevator at a certain floor.
Then the elevator moves up 7 floors, down 5 floors, and up 3 floors. You are then at floor 9.
At which floor did you initially enter the elevator?

Answer:
CorrectIncorrect 

Question 6 of 11
6. Question
Write 0.07194 correct to:

(a) one decimal place:
(b) two decimal places:
(c) three decimal places:
Correct 3 / 3 PointsIncorrect / 3 Points 

Question 7 of 11
7. Question
A garden 8 m by 3.5 m is to have a path 1 m around its border.
If the garden is rectangular in shape, find:

(a) the area, in m^{2}, of the garden.
(b) the total area, in m^{2}, of the garden and path.
(c) the area, in m^{2}, of the path.
(d) The path is to be laid out by concrete slabs measuring 50 cm by 50 cm.
How many slabs are needed to cover the path?
Correct 4 / 4 PointsIncorrect / 4 Points 

Question 8 of 11
8. Question
Find the value of y.
17 – 20y = 3

Answer: y =
CorrectIncorrect 

Question 9 of 11
9. Question
CorrectIncorrect 
Question 10 of 11
10. Question

(a) What was the temperature, in °C, on Sunday the 14th of December?
(b) By how many degrees did the temperature drop from Friday the 19th to Saturday the 20th?
(c) What was the lowest temperature, in °C, recorded?
(d) What is the difference between the highest and the lowest recorded temperatures, in °C?
(e) On Monday 29 December, the temperature changed with 12 °C.
What was the temperature, in °C, on that Monday?
Correct 5 / 5 PointsIncorrect / 5 Points 

Question 11 of 11
11. Question
The pie chart below shows where space explorers spent their holidays in the solar system in 2392.
30 explorers went to Earth.

(a) If 40 explorers went to Mars, what should the angle for Mars be? °
(b) How many explorers went to Venus?
(c) How many explorers took part in the survey?
Correct 3 / 3 PointsIncorrect / 3 Points 