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Mathematics 2018 JAMB Past Questions

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11

Convert 0.04945 to two significant figures

  • A. 0.040
  • B. 0.049
  • C. 0.050
  • D. 0.49
View Answer & Discuss (5) JAMB 2018
12

The probabilities that John and James pass an examination are \(\frac {3}{4}\)and \(\frac {3}{5}\) respectively. Find the probability of both boys failing the examination.

 

  • A. \(\frac {1}{10}\)
  • B. \(\frac {2}{10}\)
  • C. \(\frac {9}{20}\)
  • D. \(\frac {11}{20}\)
View Answer & Discuss (4) JAMB 2018
13

An arc of a circle of radius 14cm subtends angle 300° at the centre. Find the perimeter of the sector formed by the arc (take π = \(\frac{22}{7}\))

  • A. 14.67cm
  • B. 73.33 cm
  • C. 101.33cm
  • D. 513.33cm
View Answer & Discuss (2) JAMB 2018
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14

Simplify

\(\frac {25^{\frac{2}{3}} \div  25^{\frac{1}{6}}} {(\frac{1}{5})^{\frac{7}{6}} \div (\frac{1}{5})^{\frac{1}{6}}}\)

  • A. 25
  • B. 1
  • C. \(\frac{1}{5}\)
  • D. \(\frac{1}{25}\)
View Answer & Discuss (1) JAMB 2018
15

Make T the subject of the relation.

  • A. T = \(\frac{R + P3}{15Q}\)
  • B. T = \(\frac{R - 15P^3}{Q}\)
  • C. T =R - \(\frac{15P^3}{Q}\)
  • D. T = \(\frac{15R + Q}{P^3}\)
View Answer & Discuss (5) JAMB 2018
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