Answers

2015-07-07T21:13:08+08:00
32, 39, ?
Ans: 46 
39 -32 = 7 = common difference

a3= a1 + (n-1)d
    = 32 + (3-1)(7)
    =32 + (2)(7)
    = 32 + 14
 a3= 46
5 4 5