Post Utme Mathematics Past Questions and Answers

Question 61:

A is twice as good a workman as B and together they can complete a piece of work in 14 days. In how many days, can it be done by A alone?

A. 12 days
B. 24 days
C. 21 days
D. 15 days

Question 62:

A wire is looped in the form of a circle of radius 28cm. It is re-bent into a square form. Find the length of the side of the square. [Use π = 22/7]

A. 44cm
B. 22cm
C. 28cm
D. 7cm

Question 63:

A reduction of 25% in the price of an article enables a man to buy 50 kilograms more for N500. What is the reduced price per kilogram?

A. N25
B. N5
C. N2.50
D. N3.50

Question 64:

In an examination, a candidate scores 2 marks for every correct answer and loses 1 mark for every wrong answer. A candidate attempts all the 100 questions and scores 80 marks. How many questions did he answer correctly?

A. 80
B. 60
C. 20
D. 100

Question 65:

By selling an umbrella for N2000, a shopkeeper gains 20%. During a clearance sale the shopkeeper allows a discount of 10% on the market price. Find his gain percent during the sale season

A. 6%
B. 4%
C. 20%
D. 8%