Waec Mathematics Questions
Question 561:
A die with faces numbered 1 to 6 is rolled once. What is the probability of obtaining 4?
- A \(\frac{1}{36}\)
- B \(\frac{1}{6}\)
- C \(\frac{1}{3}\)
- D \(\frac{1}{2}\)
- E \(\frac{2}{3}\)
Question 562:
In the diagram above, the area of triangle ABC is 35cm2, find the value of y
- A 5cm
- B 10cm
- C 17.5cm
- D 28cm
- E 70cm
Question 563:
The graph of the quadratic expression
- A \(y=x^2 + x - 2\)
- B \(y=x^2 - x + 2\)
- C \(y=x^2 - x - 2\)
- D \(y=x + x + 2\)
- E \(y=x^2 - 2 x - 2\)
Question 564:
The values of x when y = -1 are approximately
- A -10 and 2.0
- B -1.3 and 2.3
- C -0.6 and 2.6
- D -0.6 and 1.6
- E 1.6 and 1.6
Question 565:
A box contain 2 white and 3 blue identical balls. If two balls are picked at random, one after the other, without replacement, what is the probability of picking two balls of different colours?
- A \(\frac{5}{25}\)
- B \(\frac{7}{20}\)
- C \(\frac{3}{5}\)
- D \(\frac{2}{3}\)
- E \(\frac{5}{6}\)