Jamb Mathematics Past Questions and Answers

Question 741:

• JAMB 1983

The letters of the word MATRICULATION are cut and put into a box. One letter is drawn at random from the box. Find the probability of drawing a vowel

A. \(\frac{7}{13}\)
B. \(\frac{5}{13}\)
C. \(\frac{6}{13}\)
D. \(\frac{8}{13}\)
E. \(\frac{4}{13}\)

Question 742:

• JAMB 1983

Correct each of the numbers 59.81798 and 0.0746829 to three significant figures and multiply them, giving your answer to three significant figures

A. 4.46
B. 4.48
C. 4.47
D. 4.49
E. 4.50

Question 743:

• JAMB 1983

If a rod of length 250cm is measured as 255cm long in error, what is the percentage error in the measurement?

A. 55
B. 10
C. 5
D. 4
E. 2

Question 744:

• JAMB 1983

If \((\frac{2}{3})^{m} (\frac{3}{4})^{n} = \frac{256}{729}\), find the values of m and n.

A. M = 4, n = 2
B. M = -4, n = -2
C. M = -4, n =2
D. M = 4, n = -2
E. M = -2, n = 4

Question 745:

• JAMB 1983

Without using tables find the numerical value of log₇49 + log7_{(\(\frac{1}{7}\))}

A. 1
B. 2
C. 3
D. 7
E. 9