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. $125m$
C. $62.5m$
D. $25\sqrt{3}m$

Question 238:

• WAEC 2007

Three forces $F_1=(8N,300°),F_2=(6N,090°)$ and $F_3=(4N,180°)$ 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 $x^{\frac{2}{3}}-5x^{\frac{1}{3}}+6=0$.