Mathematics 2015 Waec Past Questions and Answers

Question 36 :

• WAEC 2015

A farmer uses \(\frac{2}{5}\) of his land to grow cassava, \(\frac{1}{3}\) of the remaining for yam and the rest for maize. Find the part of the land used for maize

A. \(\frac{2}{15}\)
B. \(\frac{2}{5}\)
C. \(\frac{2}{3}\)
D. \(\frac{4}{5}\)

Question 37 :

• WAEC 2015

The rate of consumption of petrol by a vehicle varies directly as the square of the distance covered. If 4 litres of petrol is consumed on a distance of 15km. how far would the vehicle go on 9 litres of petrol?

A. 22\(\frac{1}{2}\)km
B. 30km
C. 33\(\frac{1}{2}\)km
D. 45km

Question 38 :

• WAEC 2015

A trader bought 100 oranges at 5 for N40.00 and 20 for N120.00. Find the profit or loss percent

A. 20% profit
B. 20% loss
C. 25% profit
D. 25% loss

Question 39 :

• WAEC 2015

Describe the shaded portion in the diagram

A. P' \(\cap\) Q \(\cap\) R'
B. (P' \(\cap\) R)' \(\cap\) R
C. P' \(\cap\) Q \(\cap\) R
D. (P \(\cap\) Q)' \(\cap\) R

Question 40 :

• WAEC 2015

A trader bought 100 oranges at 5 for N40.00 and 20 for N120.00. Find the profit or loss percent

A. 20% profit
B. 20% loss
C. 25% profit
D. 25% loss