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Mathematics 1986 JAMB Past Questions

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1
Evaluate (212)3 - (121)3 + (222)3
  • A. (313)3
  • B. (1000)3
  • C. (1020)3
  • D. (1222)3
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2
If Musa scored 75 in biology instead of 57, his average mark in four subjects would have been 60. What was his total mark?
  • A. 282
  • B. 240
  • C. 222
  • D. 210
View Answer & Discuss (2) JAMB 1986
3
Divide the L.C.M of 48, 64, and 80 by their H.C.F
  • A. 20
  • B. 30
  • C. 48
  • D. 60
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4

Find the smallest number by which 252 can be multiplied to obtain a perfect square

  • A. 2
  • B. 3
  • C. 5
  • D. 7
View Answer & Discuss JAMB 1986
5

Find the reciprocal of \(\frac{\frac{2}{3}}{\frac{1}{2} + \frac{1}{3}}\)

  • A. \(\frac{4}{5}\)
  • B. \(\frac{5}{4}\)
  • C. \(\frac{2}{5}\)
  • D. \(\frac{6}{7}\)
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