NUMBER AND NUMERATION - Jamb Mathematics Past Questions and Answers

Question 581:

• JAMB 2015

A public car dealer marked up the cost of a car at 30% in an attempt to make 20% gross profit. Due to the value of dollar, he now placed 20% discount on the car. What profit or loss will he make?

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

Question 582:

• JAMB 2015

Rationalize 5 ÷ (2 − √3)

A. 3(2 + √5)
B. 2(3 + √5)
C. 5(2 + √3)
D. 3 √2 + 1

Question 583:

• JAMB 2016

In a school of 150 students, 80 offer French while 60 offer Arabic and 20 offer neither. How many students offer both subjects?

A. 45
B. 10
C. 35
D. 30

Question 584:

• JAMB 2016

The venn diagram shows a class of 50 students with the games they play. How many students play only two games?

A. 15
B. 16
C. 20
D. 18

Question 585:

• JAMB 2016

If x₁₀ = 23₅. Find x

A. 15
B. 12
C. 14
D. 13