Neco 2021 Mathematics Question 20

Practice objective / multiple choice question 20 from the 2021 Neco Mathematics examination.

Neco 2021 Mathematics Objective / Multiple Choice Hard Difficulty
Question 20 NECO • 2021 • MATHEMATICS • objective

A box contains 5 white, 4 black and 3 red balls. Two balls are drawn successively without replacement. Find the probability that the first ball drawn is white given that at least one of the two balls drawn is red. Express your answer as a fraction in lowest terms.

Answer Options

A. \frac{5}{12}
B. \frac{5}{11}
C. \frac{15}{60}
Correct Answer D. \frac{15}{76}
Correct Answer
D
Correct Option:
\frac{15}{76}

About This Question

This is Neco 2021 Mathematics Question 20. It is one of the objective questions from the 2021 Neco Mathematics examination.

Difficulty level: Hard .

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