Mathematics 2017 Jamb Past Questions and Answers

Question 46 :

• JAMB 2017

Evaluate 1 - (\(\frac{1}{5}\) x \(\frac{2}{3}\)) + ( 5 + \(\frac{2}{3}\))

A. 4
B. 3
C. 2\(\frac{2}{3}\)
D. 3\(\frac{2}{3}\)

Question 47 :

• JAMB 2017

Given m = N\(\sqrt{\frac{SL}{T}}\) make T the subject of the formula

A. \(\frac{\text{NSL}}{M}\)
B. \(\frac{N^2SL}{M^2}\)
C. \(\frac{N^2SL}{M}\)
D. \(\frac{NSL}{M^2}\)

Question 48 :

• JAMB 2017

Given T = { even numbers from 1 to 12 }
N = {common factors of 6, 8 and 12}
Find T ∩ N

A. {2, 3}
B. {2, 3, 4}
C. {3, 4, 6}
D. {2}

Question 49 :

• JAMB 2017

If U = {x : x is an integer and 1 ≤ x ≤ 20 }
E1 = {x: x is a multiple of 3}
E2 = {x: x is a multiple of 4} and an integer is picked at random from U, find the probability that it is not in E2

A. \(\frac{3}{4}\)
B. \(\frac{3}{10}\)
C. \(\frac{1}{4}\)
D. \(\frac{1}{20}\)

Question 50 :

• JAMB 2017

The curved surface area of a cylinder 5cm high is 110cm². Find the radius of its base
π = \(\frac{22}{7}\)

A. 2.6cm
B. 3.5cm
C. 3.6cm
D. 7.0cm