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Mathematics 2022 Jamb Past Questions and Answers

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Mathematics 2022 Jamb Past Questions


Question 11 :



Solve for k in the equation \(\frac{1}{8}^{k+2}\) = 1

A. 2
B. -4
C. -2
D. 4


Question 12 :



Evaluate\((101_{two})^3\)

A. \(111101_{two}\)
B. \(11111101_{two}\)
C. \(1111101_{two}\)
D. \(11001_{two}\)


Question 13 :



The shaded portion in the venn diagram above represents?

A. F - (E n F) - (G n F)
B. E' n F n G'
C. E u F u G
D. F


Question 14 :



If a fair coin is tossed twice, what is the probability of obtaining at least one head?

A. 0.25
B. 0.75
C. 0.5
D. 0.33


Question 15 :



If the mean of 2, 5, (x+1), (x+2), 7 and 9 is 6. Find the median

A. 5.5
B. 5
C. 6.5
D. 6






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