Mass number minus the atomic number equals the number of neutrons. Mass number is the number of particles in an atom that have significant mass. Electrons are assigned a valâ¦ue of 0 since the mass is so much smaller than protons and neutrons. Protons and neutrons are similar in mass and are assigned mass number of 1.
Why Uber is losing so much money? The biggest part of the problem is that Uber is a relative small fish in the market and is not getting nearly enough customers. According to analyst reports, as of August 2015, Didi Kuaidi completed seven million rides as opposed to Uber's one million.
What does an Uber driver really earn? Last week, the taxi cab startup, which is currently valued at $18.2 billion, offered one answer to that question, claiming an Uber driver could earn $90,000 a year working in New York City, and $70,000 in San Francisco.his means a before-tax figure of $100,800 per yearâeven higher than Uberâs median number, and clearly a generous income. This level of earning comes at a cost. The smart driver we spoke says he works ânormal hoursââwhich turns out to be around 12 hours a day, six days a week.