Mathematics 2018 Past Questions | JAMB
Study the following Mathematics past questions and answers for JAMB, WAEC NECO and Post-JAMB. Get prepared with official past questions and answers for upcoming examinations.
In a class of 40 students, 32 offer Mathematics, 24 offer Physics and 4 offer neither Mathematics nor Physics. How many offer both Mathematics and Physics?
- A. 4
- B. 8
- C. 16
- D. 20
2. Find the values of x for which (x + 2) / 4 -(2x -3)/3 < 4
- A. x < 8
- B. x > -6
- C. x < 4
- D. x > -3
3.
The pie chart shows the monthly expenditure of a public servant. The monthly expenditure on housing is twice that of school fees. How much does the worker spend on housing if his monthly income is N7200?
- A. 1000
- B. 2000
- C. 3000
- D. 4000
4. A trader realises 10x – x\(^2\) Naira profit from the sale of x bags of corn. How many bags will give him the maximum profit?
- A. 7
- B. 6
- C. 5
- D. 4
5. If y = 23\(_{5}\) + 101\(_{3}\) , find y, leaving your answer in base two
- A. 1110
- B. 10111
- C. 11101
- D. 111100
6. 
Find the value of x in the diagram
- A. 10°
- B. 28°
- C. 36°
- D. 40°
7. Solve for t in the equation \(\frac{3}{4}\)t + \(\frac{1}{3}\)(21 – t) = 11
- A. \(\frac{9}{13}\)
- B. \(\frac{7}{13}\)
- C. 5
- D. 9\(\frac{3}{5}\)
8. A school girl spends \(\frac{1}{4}\) of her pocket money on books and \(\frac{1}{3}\) on dress. What fraction remains?
- A. \(\frac{5}{6}\)
- B. \(\frac{7}{12}\)
- C. \(\frac{5}{12}\)
- D. \(\frac{1}{6}\)
9. If \(\frac{x}{a + 1}\) + \(\frac{y}{b}\) = 1. Make y the subject of the relation.
- A. \(\frac{b(a + 1 – x)}{a + 1}\)
- B. \(\frac{a + 1}{b(a – x + 1)}\)
- C.\(\frac{a(b – x + 1)}{b + 1}\)
- D. \(\frac{b}{a(b – x + 1)}\)
10. Calculate the total surface area of a cupboard which measures 12cm by 10cm by 8cm
- A. 1920cm²
- B. 592cm²
- C. 296cm²
- D. 148cm²
