NUMBER AND NUMERATION - Jamb Mathematics Past Questions and Answers

Question 426:

• JAMB 2002

A trader bought goats for N4000 each. He sold them for N180,000 at a loss of 25%. How many goats did he buy?

A. 60
B. 50
C. 45
D. 36

Question 427:

• JAMB 2002

The time taken to do a piece of work is inversely proportional to the number of men employed. if it takes 45 men to do a piece of work in 5 days, how long will it take 25 men?

A. 15 days
B. 12 days
C. 5 days
D. 9 days

Question 428:

• JAMB 2003

Evaluate \(log_{\sqrt{2}}4+log_{\frac{1}{2}}16-log_{4}32\)

A. -5.5
B. -2.5
C. 2.5
D. 5.5

Question 429:

• JAMB 2003

Evaluate \(log_{\sqrt{2}}4+log_{\frac{1}{2}}16-log_{4}32\)

A. -5.5
B. -2.5
C. 2.5
D. 5.5

Question 430:

• JAMB 2003

Simplify 213\(_4\) x 23\(_4\)

A. 10311₄
B. 10321₄
C. 12231₄
D. 13211₄