Which number from the data set 1, 1, 1, 2, 2, 3, 4, 5,5, and 25 is an outlier?

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

Pls never taught i’m really confused and i rlly need

Two consecutive negative integers have a product of 30. what are the integers?