What is the value of x in the triangle?

What is the product? a-3/15a × 5/a-3

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?

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?