NUMBER AND NUMERATION - Jamb Mathematics Past Questions and Answers

Question 506:

• JAMB 2010

Simplify (\(\frac{3}{4}\) of \(\frac{4}{9}\) \(\div\) 9\(\frac{1}{2}\)) \(\div\) 1\(\frac{5}{19}\)

A. \(\frac{1}{5}\)
B. \(\frac{1}{4}\)
C. \(\frac{1}{36}\)
D. \(\frac{1}{25}\)

Question 507:

• JAMB 2010

A student measures a piece of rope and found that it was 1.26m long. If the actual length of the rope was 1.25m, what was the percentage error in the measurement?

A. 0.25%
B. 0.01%
C. 0.80%
D. 0.40%

Question 508:

• JAMB 2010

At what rate will the interest on N400 increases to N24 in 3 years reckoning in simple interest?

A. 3%
B. 2%
C. 5%
D. 4%

Question 509:

• JAMB 2010

If p : q = \(\frac{2}{3}\) : \(\frac{5}{6}\) and q : r = \(\frac{3}{4}\) : \(\frac{1}{2}\), find p : q : r

A. 12 : 15 : 10
B. 12 : 15 : 16
C. 10 : 15 : 24
D. 9 : 10 : 15

Question 510:

• JAMB 2011

If 2q3₅ = 77₈, find q

A. 2
B. 1
C. 4
D. O