Significant figures - Jamb Mathematics Past Questions and Answers

Question 11:

• JAMB 1997

Evaluate 64.764² - 35.2362 correct to 3 significant figures

A. 2960
B. 2950
C. 2860
D. 2850

Question 12:

• JAMB 1997

Evaluate 64.764² - 35.2362 correct to 3 significant figures

A. 2960
B. 2950
C. 2860
D. 2850

Question 13:

• JAMB 2000

Evaluate \(\frac{(2.813 \times 10^{-3} \times 1.063)}{(5.637 \times 10^{-2})}\) reducing each number to two significant figures and leaving your answer in two significant figures.

A. 0.056
B. 0.055
C. 0.054
D. 0.54

Question 14:

• JAMB 2007

Evaluate \(\frac{(05652 - 04375)^2}{0.04}\) correct to three significant figures

A. 3.11
B. 3.13
C. 0.313
D. 3.12

Question 15:

• JAMB 2008

Express 123456 to 3 significant figures

A. 123000
B. 124000
C. 125000
D. 126000