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Mathematics, 09.09.2020 22:01 alex7881

A car wash has three different types of washes: basic, classic, and ultimate. Based on records, 45% of customers get the basic wash, 35% get the classic wash, and 20% get the ultimate wash. Some customers also vacuum out their cars after the wash. The car wash records show that 10% of customers who get the basic wash, 25% of customers who get the classic wash, and 60% of customers who get the ultimate wash also vacuum their cars. The probabilities are displayed in the tree diagram. What is the probability that a randomly selected customer vacuums their car? A: 0.05 B: 0.09 C: 0.12 D: 0.25


A car wash has three different types of washes: basic, classic, and ultimate. Based on records, 45%

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A car wash has three different types of washes: basic, classic, and ultimate. Based on records, 45%...
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