Waec Further Mathematics Past Questions and Answers

Question 236:

• WAEC 2007

A group of 5 boys and 4 girls is to be chosen from a class of 8 boys and 6 girls. In how many ways can this be done?

A. 840
B. 480
C. 408
D. 380

Question 237:

• WAEC 2007

A force of 30 N acts at an angle of 60° on a body of mass 6 kg initially at rest on a smooth horizontal plane. Find the distance covered in 10 seconds.

A. \(125\sqrt{3} m\)
B. \(125 m\)
C. \(62.5 m\)
D. \(25\sqrt{3} m\)

Question 238:

• WAEC 2007

Three forces \(F_{1} = (8 N, 300°), F_{2} = (6 N, 090°)\) and \(F_{3} = (4 N, 180°)\) act on a particle. Find the vertical component of the resultant force.

A. 2 N
B. 10 N
C. \((4 + 4\sqrt{3})N\)
D. \((6 - 4\sqrt{3})N\)

Question 239:

• WAEC 2007

The second term of a geometric progression is 3. If its sum to infinity is \(\frac{25}{2}\), find the value of its common ratio.

Question 240:

• WAEC 2007

Solve \(x^{\frac{2}{3}} - 5x^{\frac{1}{3}} + 6 = 0\).