Jamb Mathematics Past Questions and Answers

Question 176:

• JAMB 2017

Evaluate \(\frac{0.00000231}{0.007}\) and leave the answer in standard form

A. 3.3 x 10^-4
B. 3.3 x 10^-3
C. 3.3 x 10-⁵
D. 3.3 x 10^-8

Question 177:

• JAMB 2017

If a rod 10cm in length was measured as 10.5cm, calculate the percentage error

A. 5%
B. 10%
C. 8%
D. 7%

Question 178:

• JAMB 2017

Find the principal which amounts to ₦ 5,500 at a simple interest in 5 years at 2% per annum

A. N 4,900
B. N 5,000
C. N 4,700
D. N 4,000

Question 179:

• JAMB 2017

The pie chart shows the allocation of money to each sector in a farm. The total amount allocated to the farm is ₦ 80 000. Find the amount allocated to fertilizer

A. N 35, 000
B. N 40,000
C. N 25,000
D. N 20,000

Question 180:

• JAMB 2017

Simplify 4\(\sqrt{27}\) + 5\(\sqrt{12}\) − 3\(\sqrt{75}\)

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