How would I find sn (the nth partial sum) given the series ln(1+1/n), n=1 to infinity

The expression 20l+25g-10 calculates the number of dollars that the abc lawn company. how many dollars does the company make from raking 444 gardens and mowing 333 lawns

Which compound inequality could be represented by the graph?

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.