Q48 Prep 3 Algebra Question Bank

A box contains 12 balls: 5 of them are blue, 4 are red, and the rest are white. A ball is randomly drawn from the box. Find the probability that the drawn ball is:

1. Blue

(a) \( \frac{1}{3} \)

(b) \( \frac{5}{12} \)

(c) \( \frac{7}{12} \)

(d) \( \frac{1}{4} \)

2. Not red

(a) \( \frac{1}{3} \)

(b) \( \frac{2}{3} \)

(c) \( \frac{3}{4} \)

(d) \( \frac{5}{12} \)

3. Blue or red

(a) \( \frac{1}{4} \)

(b) \( \frac{5}{12} \)

(c) \( \frac{3}{4} \)

(d) \( \frac{2}{3} \)

1. Correct answer: (b) \( \frac{5}{12} \)

2. Correct answer: (b) \( \frac{2}{3} \)

3. Correct answer: (c) \( \frac{3}{4} \)

MR/Nasef.N