Mathematics JAMB Past Questions

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1206

If a{\(\frac{x + 1}{x - 2} - \frac{x - 1}{x + 2}\)} = 6x. Find a in its simplest form

A. x² - 1
B. x² + 1
C. x² + 4
D. x² - 4
E. 1

View Answer & Discuss JAMB 1985

1207

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

A. \(\frac{1}{7}\)
B. 7
C. \(\frac{1}{3}\)
D. 3

View Answer & Discuss (5) JAMB 1984

1208

\(\frac{0.0001432}{1940000}\) = k x 10ⁿ where 1 \(\leq\) k < 10 and n is a whole number. The values K and n are

A. 7.381 qnd -11
B. 2.34 and 10
C. 3.871 and 2
D. 7.831 and -11

View Answer & Discuss (1) JAMB 1984

1209

P sold his bicycle to Q at a profit of 10%. Q sold it to R for N209 at a loss of 5%. How much did the bicycle cost P?

A. N200
B. N196
C. N180
D. N205
E. N150

View Answer & Discuss (3) JAMB 1984

1210

If the price of oranges was raised by \(\frac{1}{2}\)k per orange. The number of oranges a customer can buy for N2.40 will be less by 16. What is the present price of an orange?

A. 2\(\frac{1}{2}\)
B. \(\frac{2}{15}\)
C. 5\(\frac{1}{3}\)
D. 20

View Answer & Discuss JAMB 1984

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Mathematics JAMB Past Questions

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