Waec Mathematics Past Questions and Answers

Question 1751:

• WAEC 2017

If the simple interest on a certain amount of money saved in a bank for 5 years at 2\(\frac{1}{2}\)% annum is N500.00, calculate the total amount due after 6 years at the same rate

A. N2,500.00
B. N2,600.00
C. N4,500.00
D. N4,600.00

Question 1752:

• WAEC 2017

Calculate the variance of 2, 3, 3, 4, 5, 5, 5, 7, 7 and 9

A. 2.2
B. 3.4
C. 4.0
D. 4.2

Question 1753:

• WAEC 2017

A circular pond of radius 4m has a path of width 2.5m round it. Find, correct to two decimal places, the area of the path. [Take\(\frac{22}{7}\)]

A. 7.83\(m^2\)
B. 32.29\(m^2\)
C. 50.29\(m^2\)
D. 82.50\(m^2\)

Question 1754:

• WAEC 2017

Fig. 1 and Fig. 2 are the addition and multiplication tables respectively in modulo 5. Use these tables to solve the equation (n \(\oplus 4\))

A. 1
B. 2
C. 3
D. 4

Question 1755:

• WAEC 2017

The diagram shows a circle centre O. if <STR = 29 and <RST = 450, calculate the value of <STO

A. 12\(^o\)
B. 15\(^o\)
C. 29\(^o\)
D. 34\(^o\)