Solve the following equation for p . s=18p p=?

(x-5)1/2+5=2 what is a possible solution?

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?

Need showing work for this problem 56.25 ×25.80