GMAT数学一道Q10:A set of numbers has the property that for any number t in the set,t + 2 is in the set.If –1 is in the set,which of the following must also be in the set?I-3II1III5A.I onlyB.II onlyC.I and II onlyD.II and III onlyE.I,II,and III
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GMAT数学一道Q10:A set of numbers has the property that for any number t in the set,t + 2 is in the set.If –1 is in the set,which of the following must also be in the set?I-3II1III5A.I onlyB.II onlyC.I and II onlyD.II and III onlyE.I,II,and III
GMAT数学一道
Q10:
A set of numbers has the property that for any number t in the set,t + 2 is in the set.If –1 is in the set,which of the following must also be in the set?
I-3
II1
III5
A.I only
B.II only
C.I and II only
D.II and III only
E.I,II,and III
GMAT数学一道Q10:A set of numbers has the property that for any number t in the set,t + 2 is in the set.If –1 is in the set,which of the following must also be in the set?I-3II1III5A.I onlyB.II onlyC.I and II onlyD.II and III onlyE.I,II,and III
d
D
-1 in the set; -1+2=1 in the set;1+2=3 in the set;3+2=5 in the set
E
这啥啊 - -、