Main page

4083. In the taxis, the number of new and old cars is 3 2019

$ 0.47
Description

4083. In the taxis, the number of new and old cars is 3: 5. The probability of a new car breaking is 0.25, and the old one is 0.4. What is the probability that the car on the line will break?

$ 0.47
Additional information

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

$ 0.47