20 cards, numbered from 11 to 30, are put in a
box and mixed thoroughly. A card is then
drawn from the box at random. Find the
probability that the number on the drawn card
is a prime number.
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3
Answer:
3/10
Step-by-step explanation:
The no. of favourable outcomes is : 6
The Total no. of outcomes is : 20
Reducing to lowest term we get 3/10.
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