Originally Posted by vvishal (1) if r>t , r<1 and rt=1 then which of the following must be true? (a) r>0 and t<-1 (b) r>-1 and t<-1 (c) r<-1 and t<-1 (d) r<1 and t>1 (e) r>1 and t<0 (2) if x and y are the integers such that 0<x+y<10 ,then which of the following must be true (a) xy<2 (b) x>3 (c) x>4 (d) x+y=5 (e) x-y<8 (3) if line segment AD has midpoint M1 and the line segment M1D has midpoint M2 ,what is the value of (M1D)/(AM2). (a)3/5 (b)2/3 (c)1/3 (d)2/5 (e)1/2.