NUMBER AND NUMERATION - Jamb Mathematics Past Questions with Answers

Jamb Mathematics Past Questions

Jamb Past Questions and Answers on NUMBER AND NUMERATION

Question 26:

JAMB 2019

Find the value of k in the equation:

\sqrt{28} + \sqrt{112} - \sqrt{k} = \sqrt{175}

\sqrt{28}

B. 7
C. 28
D.

\sqrt{7}

View Answer & Explanation

Question 27:

JAMB 2019

Evaluate

\frac{2 \log_{3} 9 \times \log_{3} 81^{- 2}}{\log_{5} 625}

A. 4
B. -32
C. -8
D. 16

View Answer & Explanation

Question 28:

JAMB 2019

Evaluate

\frac{2 \sin 30 + 5 \tan 60}{\sin 60}

, leaving your answer in surd form.

A.

\frac{2 \sqrt{3}}{3} + 10

\frac{3 \sqrt{2} - 1}{5}

\frac{3 \sqrt{2} + 1}{5}

\frac{2 \sqrt{3}}{3} - 10

View Answer & Explanation

Question 29:

JAMB 2018

Add 54

_{e i g h t}

and 67

_{e i g h t}

giving your answers in base eight

A. 111
B. 121
C. 123
D. 143

View Answer & Explanation

Question 30:

JAMB 2018

Approximate 0.9875 to 1 decimal place.

A. 1.1
B. 1.0
C. 0.9
D. 0.10

View Answer & Explanation

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NUMBER AND NUMERATION - Jamb Mathematics Past Questions and Answers

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Jamb Mathematics Past Questions

Jamb Past Questions and Answers on NUMBER AND NUMERATION

Question 26:

Question 27:

Question 28:

Question 29:

Question 30:

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