Mensuration - Jamb Mathematics Past Questions and Answers

Question 21:

• JAMB 2015

The area of a circle of radius 4cm is equal to (Take π = 3.142 )

A. 10.3cm²
B. 15.7cm²
C. 50.3cm²
D. 17.4cm²

Question 22:

• JAMB 2014

A cylindrical tank has a capacity of 6160m³. What is the depth of the tank if the radius of its base is 28cm?

A. 8.0m
B. 7.5m
C. 5.0m
D. 2.5m

Question 23:

• JAMB 2013

A square tile has side 30 cm. How many of these tiles will cover a rectangular floor of length 7.2m and width 4.2m?

A. 720
B. 336
C. 420
D. 576

Question 24:

• JAMB 1978

A rectangular picture 6cm by 8cm is enclosed by a frame \(\frac{1}{2}\)cm wide. Calculate the area of the frame

A. 15sq.cm
B. 20sq.cm
C. 13sq.cm
D. 16sq.cm
E. 17sq.cm

Question 25:

• JAMB 1978

A canal has rectangular cross section of width10cm and breadth 1m. If water of uniform density 1 gm cm-3 flows through it at a constant speed of1000mm per minute, the adjacent sea is

A. 100000
B. 1000000
C. 120000
D. 30000
E. 350000