Atravel website reports that in a particular city, the probability of rain on any day in april is 40%. what is the expected number of rainy days in this city during the month of april?

There are 30 days in April. To solve this question, we simply multiply the days by the rate:
0.4(30)
(0.4 represents 40%)
Multiply:
0.4(30) = 12
The expected amount of rainy days is 12 days.

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