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A jar contains 10 red marbles numbered 1 to 10 and 12 blue marbles numbered 1...

A jar contains 10 red marbles numbered 1 to 10 and 12 blue marbles numbered 1 to 12. A marble is drawn at random from the jar. Find the probability of the given event, please show your answers as reduced fractions.

(a) The marble is red. P(red)=    

(b) The marble is odd-numbered. P(odd)=    

(c) The marble is red or odd-numbered. P(red or odd) =    

(d) The marble is blue or even-numbered. P(blue or even) =  

math   Statistics-And-Probability   
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