(Answered) Consolidated builders has bids on two large construction

Statistics

Consolidated Builders has bids on two large construction projects. The company president believes that

the probability of winning the first contract (event A) is 0.47
the probability of winning the second contract (event B) is 0.37
the probability of winning both contracts (event {A and B}) is 0.21

What is the probability that Consolidated Builders will win at least one of the jobs? That is, what is P(A or B)?

Express your answer in decimal form to 3 decimal places.

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