Jamb Mathematics 2015 Past Questions and Answers

Question 6:

• JAMB 2015

Find the x and y intercepts of the graph of 3x - z \(\leq\) 9

A. (3, -9)
B. (-3, 9)
C. (-3, -9)
D. (-3, 0)

Question 7:

• JAMB 2015

Simplify log₁₀1.5 + 3 log₁₀2 − log₁₀0.3

A. Log₁₀4
B. Log₁₀40
C. Log₁₀-40
D. Log₁₀4^-

Question 8:

• JAMB 2015

Find the total surface area of a cylinder of base radius 5cm and length 7cm ( π = 3.14)

A. 17.8cm²
B. 15.8cm²
C. 75.4cm²
D. 54.7cm²
E. \(377.1cm^{2}\)

Question 9:

• JAMB 2015

If x + y = 90 simplify (sinx + siny)2−2sinxsiny

A. 1
B. O
C. 2
D. -1

Question 10:

• JAMB 2015

A man with an annual salary of N2000, has allowances of N600. If Income Tax is 5%. How much tax does he pay each year?

A. 15
B. 20
C. 30
D. 25