D) 19 days
2905
2) Three identical discs have one side painted in blue color
and the other in green color. These three discs are tossed
simultaneously. What is the probability of getting more blue
faces than the green faces, when tossed?
A) 3/4
B) 1/4
C) 1/2
D) 1/3
UT
SOS
3) A circle is inscribed in an equilateral triangle of side
20 cm, touching its sides. What is the area of the circle?
Answers
Given : Three identical discs have one side painted in blue color and the other in green color.
To Find : probability of getting more blue faces than the green faces, when tossed
A) 3/4
B) 1/4
C) 1/2
D) 1/3
Solution:
As coins are identical hence Total 4 possible combination
G B
0 3
1 2
2 1
3 0
getting more blue faces than the green faces are 2 cases
G B
0 3
1 2
Probability of getting more blue faces than the green faces = 2/4
= 1/2
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