Q3/ Explain each of the following branches, then choose the correct answer i. A box contains 3 orange balls, 3 green balls and 2 blue balls. Three balls are drawn at random from the box without replacement. The probability of drawing 2 green balls and blue balls is: 3 28 ii. iii. one a. - 1/1/12 28 b.1 16 persons shake hands with one another in a party How many shake hands took place? a. 124 b. 120 c. 165 d. 150 C. d. 167 168 In a college 30% student fail in physics, 25% fail in mathematics and 10% fail in both. One student is chosen at random. The probability that he fails in physics if he has failed in mathematics is

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
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Q3/ Explain each of the following branches, then choose the correct answer
i.
A box contains 3 orange balls, 3 green balls and 2 blue balls. Three balls are drawn at
random from the box without replacement. The probability of drawing 2 green balls
and
blue
balls
is:
ii.
iii.
one
a.
3
b. 1
28
16 persons shake hands with one another in a party How many shake hands took place?
a. 124
b. 120
c. 165
d. 150
- 1/1/12
28
C.
167
168
d.
In a college 30% student fail in physics, 25% fail in mathematics and 10% fail in both.
One student is chosen at random. The probability that he fails in physics if he has failed
in mathematics is
Transcribed Image Text:Q3/ Explain each of the following branches, then choose the correct answer i. A box contains 3 orange balls, 3 green balls and 2 blue balls. Three balls are drawn at random from the box without replacement. The probability of drawing 2 green balls and blue balls is: ii. iii. one a. 3 b. 1 28 16 persons shake hands with one another in a party How many shake hands took place? a. 124 b. 120 c. 165 d. 150 - 1/1/12 28 C. 167 168 d. In a college 30% student fail in physics, 25% fail in mathematics and 10% fail in both. One student is chosen at random. The probability that he fails in physics if he has failed in mathematics is
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