Representation of data - Jamb Mathematics Past Questions and Answers

Question 41:

• JAMB 1997

The pie chart shows the income of a civil servant in a month. If his monthly income is N600, find his monthly basic salary

A. N2000
B. N2600
C. N3100
D. N3450

Question 42:

• JAMB 1998

The pie chart shows the monthly expenditure pf a public servant. The monthly expenditure on housing is twice that of school fees. How much does the worker spend on housing if his monthly income is N7200?

A. N1000
B. N2000
C. N3000
D. N4000

Question 43:

• JAMB 1999

The table above shows the frequency distribution of the ages (in years) of pupils in a certain secondary school. What percentage of the total number of pupils is over 15 years but less than 21 years?

A. 35%
B. 45%
C. 50%
D. 60%

Question 44:

• JAMB 2000

Given that the various faces of a fair dice 1, 2, 3, 4, 5, 6 appeared 30, 43, 54, 40, 41, 32 times respectively in a single toss. Picture the figures as being represented in a simple table with number (X) against frequency (f).
If a pie chart is used to depict the data, the angle corresponding to 4 is?

A. 10°
B. 16°
C. 40°
D. 60°

Question 45:

• JAMB 2001

The histogram above shows the distribution of passengers in taxis of a certain motor park. How many taxis have more than 4 passengers

A. 16
B. 17
C. 14
D. 15