Find the probability of the event described in the rain in order from the event with the lowest probability of occurrence to the event with the highest probability of occurrence

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test