Waec Further Mathematics 2019 Past Questions and Answers

Question 56:

• WAEC 2019

If sin x \(\frac{P - Q}{P + Q}\), where 0\(^o\) \(\leq\) x \(\leq\) 90\(^o\), find 1 - tan\(^2\)x

Question 57:

• WAEC 2019

Three forces N, 14N and 16N acting on a particle keep it in equilibrium. Find the angle between the forces 10N and 16N.

Question 58:

• WAEC 2019

A uniform beam, WX, of length 90 cm and weight 50N is suspended on a pivot, 35 cm from W. It is kept in equilibrum by a means of forces T and 20N applied at Y and Z respectively. |WY| = 10cm and |XZ| = 10cm. Find the value of T

Question 59:

• WAEC 2019

The table shows the age distribution in years of a group of people

Age(in years)	1 - 5	6 - 10	11 - 15	16 - 20	21 - 25	26 - 30
Number of people	18	12	25	15	20	10

Using an assume mean of 13 years, find the mean age of the people.

Question 60:

• WAEC 2019

Two fair dice are thrown together two times. Find the probability of obtaining a sum of seven in the first throw and a sum of four in the second throw.