Who is a catalyst in a free enterprise system

Mr.jones wants to buy 6 tickets to play .each ticket cost $10. mr jones has $45 in his pocket how much more money does he need for 6 tikets

Which is a type of tectonic plate boundary?

Julian and morgan obtain a 30-year 4/1 arm at 3.9% with a 3/13 cap structure in the amount of $182,345.? what is the remaining balance on the mortgage after the first four years? $141,062.12 $168,476.64 $172,148.77 $173,946.01