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Fractions - Jamb Mathematics Past Questions and Answers

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Jamb Mathematics Past Questions

Jamb Past Questions and Answers on Fractions

Question 21:

JAMB 1981

Solve

\frac{1}{x + 1}

-

\frac{1}{x + 3}

=

\frac{1}{4}

A. X = -1 or 3
B. X = 1 or 3
C. X = 1 or -5
D. X = -1 or 5
E. X = -1 or -3

View Answer & Explanation

Question 22:

JAMB 1981

The difference between 4

\frac{5}{7}

and 2

\frac{1}{4}

greater by

A.

\frac{23}{28}

B.

\frac{24}{28}

C.

\frac{50}{56}

D.

\frac{27}{28}

E.

\frac{48}{56}

View Answer & Explanation

Question 23:

JAMB 1982

Simplify

\frac{3}{2 x - 1}

+

\frac{2 - x}{x - 2}

A.

\frac{2 - x}{(2 x - 1) (x - 2)}

B.

\frac{5 - x}{(2 x - 1) (x - 2)}

C.

\frac{4 - 2 x}{2 x - 1}

D.

\frac{6 - 3 x}{(2 x - 1) (x - 2)}

View Answer & Explanation

Question 24:

JAMB 1983

Simplify

\frac{x - 7}{x^{2} - 9}

x

\frac{x^{2} - 3 x}{x^{2} - 49}

A.

\frac{x}{(x - 3) (x - 7)}

B.

\frac{x}{(x + 3) (x - 7)}

C.

\frac{x}{(x + 3) (x + 7)}

D.

\frac{x}{(x - 3) (x + 7)}

View Answer & Explanation

Question 25:

JAMB 1984

Simplify

\frac{(\frac{2}{3} - \frac{1}{5}) - \frac{1}{3} of \frac{2}{5}}{3 - \frac{1}{1 \frac{1}{2}}}

A.

\frac{1}{7}

B. 7
C.

\frac{1}{3}

D. 3

View Answer & Explanation

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