Jamb Mathematics Past Questions and Answers

Question 381:

• JAMB 2014

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

Question 382:

• JAMB 2014

A man donates 10% of his monthly net earnings to his church. If it amounts to N4,500, what is his net monthly income?

A. N40,500
B. N45,000
C. N52,500
D. N62,000

Question 383:

• JAMB 2014

If log7.5 = 0.8751, evaluate 2 log75 + log750

A. 6.6252
B. 6.6253
C. 66.252
D. 66.253

Question 384:

• JAMB 2014

Solve for x in 8x^-2 = 2/25

A. 4
B. 6
C. 8
D. 10

Question 385:

• JAMB 2014

Simplify \(\frac{2\sqrt{2} - \sqrt{3}}{\sqrt{2} + \sqrt{3}}\)

A. 3\(\sqrt{6} - 7\)
B. 3\(\sqrt{6} + 7\)
C. 3\(\sqrt{6} - 1\)
D. 3\(\sqrt{6} + 1\)