Q4: Arithmetic | Probability Problem Solving If two distinct integers a and b are picked from {1, 2, 3, 4, .... 100} and multiplied, what is the probability that the resulting number has EXACTLY 3 factors? A. 4/(25 &times 99) B. 2/(25 &times 99) C. 8/(25 &times 99) D. 16/(25 &times 99) E. 32/(25 &times 99)

The Correct Answer is Option B. The probability that a number selected has exactly 3 factors is 2/(25 &times 99) Click here for detailed solution | Click here for Video Solution

GMAT Probability Hard Math Questions | 700 800 level GMAT Practice Questions | Quant Sample Questions

Must solve GMAT practice questions in Discrete Probability. A couple of questions usually appear in the GMAT quant section from discrete probability.

700 800 Level GMAT Sample Question | Probability

If two distinct integers a and b are picked from {1, 2, 3, 4, .... 100} and multiplied, what is the probability that the resulting number has EXACTLY 3 factors?
1. \\frac{4}{25 \times 99})
2. \\frac{2}{25 \times 99})
3. \\frac{8}{25 \times 99})
4. \\frac{16}{25 \times 99})
5. \\frac{32}{25 \times 99})
Choice B
2/(25 × 99)