Waec Mathematics Past Questions

Question 1651

The interior angle of a regular polygon is twice the exterior angle. How many sides has the polygon?

waec 1999

• A. 5
• B. 6
• C. 8
• D. 9

Question 1652

A group of 11 people can speak either English or French or Both. Seven can speak English and six can speak French. What is the probability that a person chosen at random can speak both English and French?

waec 1999

• A. \(\frac{2}{11}\)
• B. \(\frac{4}{11}\)
• C. \(\frac{5}{11}\)
• D. \(\frac{11}{13}\)

Question 1653

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. use it to answer the question below

If he sends \(2\frac{1}{2}\) hours week on science, find the total number of hours he studies in a week

waec 1999

• A. \(3\frac{1}{3}\) hours
• B. 5 hours
• C. 8 hours
• D. 12 hours

Question 1654

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. use it to answer the question below

Find the value of K

waec 1999

• A. 15^o
• B. 30^o
• C. 60^o
• D. 90^o

Question 1655

Simplify \(\frac{2-18m^2}{1+3m}\)

waec 1999

• A. \(2(1+3m)\)
• B. \(2(1+3m^2)\)
• C. \(2(1-3m)\)
• D. \(2(1-3m^2)\)