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frikaThere are 35 coupons in the jar. The probability to choose coupon for 1 month of extended membership is . The probability to choose coupon for 1.5 months of extended membership is . Answer: With probability a customer will get 30 days extended membership, with probability a customer will get 450 days extended membership, with probability a customer will get 60 days extended membership. The probability to choose coupon for 1 month of extended membership is . Together P(A)+P(B)+p(C)=1.