Neco 2020 Further Mathematics Question 20

Practice objective / multiple choice question 20 from the 2020 Neco Further Mathematics examination.

Neco 2020 Further Mathematics Objective / Multiple Choice Hard Difficulty
Question 20 NECO • 2020 • FURTHER_MATHEMATICS • objective

A bag contains 5 red, 4 blue and 3 green balls (total 12). Two balls are drawn sequentially without replacement. (a) Find the probability that the first ball is red and the second is green. (b) Find the probability that exactly one blue ball is drawn in the two draws. (c) Find the expected number of red balls drawn in the two draws.

Answer Options

A. a) 5\/48; b) 15\/33; c) 4\/6
B. a) 5\/40; b) 16\/30; c) 1\/1
C. a) 3\/44; b) 14\/33; c) 5\/12
Correct Answer D. a) 5/44; b) 16/33; c) 5/6
Correct Answer
D
Correct Option:
a) 5/44; b) 16/33; c) 5/6

About This Question

This is Neco 2020 Further Mathematics Question 20. It is one of the objective questions from the 2020 Neco Further Mathematics examination.

Difficulty level: Hard .

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