Jamb Mathematics 1993 Past Questions and Answers

Question 26:

• JAMB 1993

Calculate the length in cm. of the area of a circle of diameter 8cm which subtends an angle of 22\(\frac{1}{2}\)^o at the centre of the circle

A. 2\(\pi\)
B. \(\pi\)
C. \(\frac{2}{3}\)
D. \(\frac{\pi}{2}\)

Question 27:

• JAMB 1993

The three sides of an isosceles triangle are length of lengths (x + 3), (2x + 3), (2x - 3) respectively. Calculate x.

A. 5
B. 1
C. 3
D. 6

Question 28:

• JAMB 1993

find the radius of a sphere whose surface area is 154cm² (\(\pi = \frac{22}{7}\))

A. 7.00cm
B. 3.50cm
C. 3.00cm
D. 1.75cm

Question 29:

• JAMB 1993

Find the area of the sector of a circle with radius 3m, if the angle of the sector is 60^o

A. 4.0m²
B. 1m²
C. 4.7m²
D. 5.0m²

Question 30:

• JAMB 1993

The angle between latitudes 30^oS and 13^oN is

A. 17^o
B. 33^o
C. 43^o
D. 53^o