Jamb Mathematics 2019 Past Questions and Answers

Question 36:

• JAMB 2019

Find the value of \(\frac{(0.5436)^3}{0.017 \times 0.219}\) to 3 significant figures.

A. 46.2
B. 43.1
C. 534
D. 431

Question 37:

• JAMB 2019

If S = (4t + 3)(t - 2), find ds/dt when t = 5 secs.

A. 50 units per sec
B. 35 units per sec
C. 22 units per sec
D. 13 units per sec

Question 38:

• JAMB 2019

The angles of a polygon are given by 2x, 5x, x and 4x respectively. The value of x is

A. 31°
B. 30°
C. 26°
D. 48°

Question 39:

• JAMB 2019

The weight of a day-old chick was measured to be 0.21g. If the actual weight of the chick is 0.18g, what was the percentage error in the measurement?

A. 15.5%
B. 18.2%
C. 14.8%
D. 16.7%

Question 40:

• JAMB 2019

Evaluate \((\frac{6}{0.32} \div \frac{2}{0.084})^{-1}\) correct to 1 decimal place.

A. 1.3
B. 2.5
C. 4.6
D. 3.2