What type of machine is a ramp for wheelchairs? compound machine, mechanical, machine complex machine, simple machine

Experimental data that is expressed using numbers is said to be

What are three software programs for mobile computing?

Your friend kayla is starting her own business and asks you whether she should set it up as a p2p network or as a client-server network. list three questions you might ask to kayla decide which network to use and how her answers to those questions would affect your recommendation.