Jamb Mathematics Past Questions For Year 1988
Question 1
Tope bought X oranges at N5.00 each and some mangoes at N4.00 each. if she bought twice as many mangoes as oranges and spent at least N65.00 and at most N130.00, find the range of values of X.
- A. 4≤X≤5
- B. 5≤X≤8
- C. 5≤X≤10
- D. 8≤X≤10
Question 3
If \(\frac{1}{p}\) = \(\frac{a^2 + 2ab + b^2}{a - b}\) and \(\frac{1}{q}\) = \(\frac{a + b}{a^2 - 2ab + b^2}\) Find \(\frac{p}{q}\)
- A. \(\frac{a + b}{a - b}\)
- B. \(\frac{1}{a^2 - b^2}\)
- C. \(\frac{a - b}{a + b}\)
- D. a2 - b2
Question 4
If x varies inversely as the cube root of y and x = 1 when y = 8, find y when x = 3
- A. \(\frac{1}{3}\)
- B. \(\frac{2}{3}\)
- C. \(\frac{8}{27}\)
- D. \(\frac{4}{9}\)
Question 5
if a = -3, b = 2, c = 4, evaluate \(\frac{a^3 - b^3 - c^{\frac{1}{2}}}{b - a - c}\)
- A. 37
- B. \(\frac{-37}{5}\)
- C. \(\frac{37}{5}\)
- D. -37
