Mensuration - Mathematics Jamb Past Questions and Answers

Question 6 :

• JAMB 2018

A room is 12m long, 9m wide and 8m high. Find the cosine of the angle which a diagonal of the room makes with the floor of the room

A. \(\frac{15}{17}\)
B. \(\frac{9}{17}\)
C. \(\frac{8}{15}\)
D. \(\frac{12}{17}\)

Question 7 :

• JAMB 2018

A boy walks 800m in 20 minutes. Calculate his average speed in Km/H

A. 2.4
B. 4
C. 24
D. 42

Question 8 :

• JAMB 2018

A car uses one litre of petrol for every 14km. If one litre of petrol cost N63.00, how far can the car go with N900.00 worth of petrol?

A. 420Km
B. 405Km
C. 210Km
D. 200Km

Question 9 :

• JAMB 2018

Calculate the total surface area of a cupboard which measures 12cm by 10cm by 8cm

A. 1920cm\(^2\)
B. 592cm\(^2\)
C. 296cm\(^2\)
D. 148cm\(^2\)

Question 10 :

• JAMB 2018

An arc of a circle of radius 14cm subtends angle 300° at the centre. Find the perimeter of the sector formed by the arc (take π = \(\frac{22}{7}\))

A. 14.67cm
B. 42.67cm
C. 101.33cm
D. 513.33cm