When RSSI is increased by 6 dB, how many times approximately does the signal strength
increase by?

In RF mathematics, 1 Watt of power equals what measurement of dBm?

A radio with 100 mW of TX power is connected through a 50-foot cable with 3 dB of loss to an
antenna with 10 dBi of gain. What is the EIRP in mW?