22. Mayco, a mail-order department store, has six telephone lines available for customers who wish to place their orders. If the probability that during business hours any one of the six telephone lines is engaged is , find the probability that when a customer calls to place an order all six lines will be in use. 29vip ad1i0noaudiniels.s tonolsiveh bicoricta bns.nosmSTU bain STsb iveh bicbricde prti bns

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