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The probability that a student has a Visa card ( event V) is .75. The probability that a student has a Master card ( event

The probability that a student has a Visa card ( event V) is .75. The probability that a student has a Master card ( event M) is .20. The probability that a student has both cards is .15.

(a) Find the probability that a student has either a Visa card or a Master card. ( Round your answer to 2 decimal places).

Prpbabilty------------

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