Neco 2024 Mathematics Question 24

Practice objective / multiple choice question 24 from the 2024 Neco Mathematics examination.

Neco 2024 Mathematics Objective / Multiple Choice Hard Difficulty
Question 24 NECO • 2024 • MATHEMATICS • objective

A bag contains red, blue and green balls. The probability of drawing a red ball is twice that of drawing a blue ball, and the probability of drawing a green ball is 0.2. A ball is drawn at random, its colour noted, then the ball is replaced and an extra ball of the same colour is added to the bag. A second draw is then made. What is the probability that both draws are red?

Answer Options

A. 0.2
B. 0.4
Correct Answer C. 0.3
D. 0.5
Correct Answer
C
Correct Option:
0.3

About This Question

This is Neco 2024 Mathematics Question 24. It is one of the objective questions from the 2024 Neco Mathematics examination.

Difficulty level: Hard .

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