The amount of money in each bag is a multiple of 5.
ooo
Bag 1
Bag 2
Bag 3
Bag 1 and Bag 2 has a total of AED 20
Bag 1 and Bag 3 has a total of AED 35
Bag 2 and Bag 3 has a total of AED 25
How much money is there in each bag?
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Answered by
1
Answer:
ANSWER
Let E
1
be the event of choosing the bag I and E
2
be the event choosing the bag II and A be the event of drawing a white ball.
=P(
E
1
A
)=
7
3
P(E
1
)=P(E
2
)=
2
1
=P(
E
2
A
)=
11
5
By Baye's theorem, the probability of drawing a white ball from bag I
=P(
A
E
1
)=
P(E
1
)P(
E
1
A
)+P(E
2
)P(
E
2
A
)
P(E
1
)P(
E
1
A
)
=
2
1
(
7
3
)+
2
1
(
11
5
)
2
1
×(
7
3
)
=
2×7×11
11×3+5×7
2
1
×
7
3
=
11
33+35
3
=P(
A
E
1
)=
68
33
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