in a box there are 27 congruent cards among them some of them are green coloured and others are yellow coloured without looking in to the box if one card is taken and if the probability that it is green then find the number of green card
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Given : in a box there are 27 congruent cards among them some of them are green coloured and others are yellow coloured without looking in to the box if one card is taken and the probability that it is green P
To Find : the number of green card
Solution:
Probability Green Card = Number of Green Cards / Total Cards
Probability Green Card = P
Number of Green Cards = G
Number of Total Cards = 27
=> P = G/27
=> 27P = G
=> G = 27P
number of green card = 27P
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