Mathematical Liter

12

MDB/September 2020

Preparatory Exam

5.2 The results from a pre-test (out of 29) for students for the year 2000 and the year 2010 are illustrated in the box-and-whisker diagram.

2000-

2010

+

5

7

9

H

11 13 15 17 19 21 23 25 27 29

[Source:web.mostate.edu]

Use the box-and-whisker diagram above to answer the questions that follow.

5.2.1

Calculate the difference between the highest and the lowest scores for the test

in 2010,

(2)

5.2.2

Which score represents the median for the test in 2000?

(2)

5.2.3

Which score represents quartile 1 for the test in 2010?

(2)

5.3 Capital expenditure is money that an institution spends to acquire, maintain or

upgrade fixed assets such as buildings, land, equipment, vehicles and furniture. The graph on ANNEXURE E shows the capital expenditure of Higher education institutions from 2005-2017.

Use the information on ANNEXURE E to answer the questions that follow.

5.3.1 What was the capital expenditure in 2010?

(2)

5.3.2 In which year was the highest capital expenditure?

(2)

5.3.3 Calculate the difference in capital expenditure between 2009 and 2016.

(2)

5.3.4 What type of graph is used to represent the data?

(2)