Waec Further Mathematics Past Questions and Answers

Question 686:

• 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 687:

• 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.

Question 688:

• WAEC 2019

The curve y = 7 - \(\frac{6}{x}\) and the line y + 2x - 3 = 0 intersect at two point. Finf the;
(a) coordinates of the two points
(b) equation of the perpendicular bisector of the line joining the two points

Question 689:

• WAEC 2019

(a) Find the range of value of p for which 4x\(^2\) - px + 1 = 0
(b)(i) Expand (1 + 3x)\(^6\) in ascending powers of x
(ii) Using the expression in 10
(ii) find, correct to four significant figures, the value of (1.03)\(^6\)

Question 690:

• WAEC 2019

In an examination, 60% of the candidates passed. If 10 candidates are selected at random, find the probability that;
(1) at least two of the, failed
(2) exactly half of them passed
(3) at most two of them failed