Waec Mathematics Past Questions and Answers

Question 1541:

• WAEC 2014

Three quarters of a number added to two and a half of the number gives 13. Find the number

A. 4
B. 5
C. 6
D. 7

Question 1542:

• WAEC 2014

If x = {0, 2, 4, 6}, y = {1, 2, 3, 4} and z = {1, 3} are subsets of u = {x:0 \(\geq\) x \(\geq\) 6}, find x \(\cap\) (Y' \(\cup\) Z)

A. {0, 2, 6}
B. {1, 3}
C. {0, 6)
D. {9}

Question 1543:

• WAEC 2014

Find the truth set of the equation x² = 3(2x + 9)

A. {x : x = 3, x = 9}
B. {x : x = -3, x = -9}
C. {x : x = 3, x = -9}
D. {x : x = -3, x = 9}

Question 1544:

• WAEC 2014

The coordinates of points P and Q are (4, 3) and (2, -1) respectively. Find the shortest distance between P and Q.

A. 10\(sqrt{2}\)
B. 4\(sqrt{5}\)
C. 5\(sqrt{2}\)
D. 2\(sqrt{5}\)

Question 1545:

• WAEC 2014

Make u the subject of formula, E = \(\frac{m}{2g}\)(v² - u²)

A. U = \(\sqrt{v^2 - \frac{2Eg}{m}}\)
B. U = \(\sqrt{\frac{v^2}{m} - \frac{2Eg}{4}}\)
C. U = \(\sqrt{v- \frac{2Eg}{m}}\)
D. U = \(\sqrt{\frac{2v^2Eg}{m}}\)