At the opening session of the united states supreme court, each justice shakes hands with all the others. there are nine justices that sit on the supreme court. how many handshakes do they make during the opening session?
a.
32 handshakes
b.
36 handshakes
c.
45 handshakes
d.
81 handshakes

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon