Waec Mathematics Past Questions and Answers

Question 1171:

• WAEC 2008

If x% of 240 equals 12, find x

A. X = 1
B. X = 3
C. X = 5
D. X = 7

Question 1172:

• WAEC 2008

Evaluate \(\frac{(3.2)^2 - (4.8)^2}{3.2 + 1.8}\)

A. -0.08
B. -1.60
C. -10.24
D. -12.80

Question 1173:

• WAEC 2008

Simplify \(\sqrt{50} + \frac{10}{\sqrt{2}}\)

A. 10
B. 10\(\sqrt{2}\)
C. 20
D. 20\(\sqrt{2}\)

Question 1174:

• WAEC 2008

P naira invested for 4 years invested for 4 years at r% simple interest per annum yields 0.36 p naira interest. Find the value of r

A. 1\(\frac{1}{9}\)
B. 1\(\frac{4}{9}\)
C. 9
D. 11

Question 1175:

• WAEC 2008

A trader bought 100 tubers at 5 for N350.00. She sold them in sets of 4 for N290.00. Find her gain percent.

A. 3.6%
B. 3.5%
C. 3.5%
D. 2.55