Number And Numeration Jamb Mathematics Past Questions
Question 1
Express the product of 0.00043 and 2000 in standard form.
- A. 8.6 x \(10^{-3}\)
- B. 8.3 x \(10^{-2}\)
- C. 8.6 x \(10^{-1}\)
- D. 8.6 x \(10^{1}\)
Question 2
Find the positive number n, such that thrice its square is equal to twelve times the number
- A. 1
- B. 2
- C. 3
- D. 4
Question 3
The prime factors of 2520 are
- A. 2, 9, 5
- B. 2, 9, 7
- C. 2, 3, 5, 7
- D. 2, 3, 7, 9
Question 4
Simplify 3 - 2 \(\div\) \(\frac{4}{5}\) + \(\frac{1}{2}\)
- A. 1\(\frac{3}{4}\)
- B. -1
- C. 1\(\frac{3}{10}\)
- D. 1
- E. 1\(\frac{9}{10}\)
Question 5
The currency used in a country is called 'Matimalik'(M) and is of base seven. A lady in that country bought 4 bags of rice at M56 per bag and and 3 tins of milk at M4 per tin. What is the total cost of the item she bought?
- A. M2467
- B. M2427
- C. M2367
- D. M3417
- E. M3387
