Jamb Mathematics Past Questions and Answers

Question 151:

• JAMB 2018

Make T the subject of the relation.

A. T = \(\frac{R + P3}{15Q}\)
B. T = \(\frac{R - 15P^3}{Q}\)
C. T =R - \(\frac{15P^3}{Q}\)
D. T = \(\frac{15R + Q}{P^3}\)

Question 152:

• JAMB 2018

What is the place value of 9 in the number 3.0492?

A. \(\frac{9}{10000}\)
B. \(\frac{9}{1000}\)
C. \(\frac{9}{100}\)
D. \(\frac{9}{10}\)

Question 153:

• JAMB 2018

If the simple interest on a sum of money invested at 3% per annum for 2\(\frac{1}{2}\) years is N123, find the principal.

A. N676.50
B. N820
C. N1,640
D. N4,920

Question 154:

• JAMB 2018

A machine valued at N20,000 depreciates by 10% every year. What will be the value of the machine at the end of two years?

A. N16,200
B. N14,200
C. N12,000
D. N8,000

Question 155:

• JAMB 2018

The table shown gives the marks scored by a group of student in a test.
Use the table to answer the question given.

Mark	0	1	2	3	4	5
Frequency	1	2	7	5	4	3

What is the median mark?

A. 1
B. 2
C. 3
D. 4