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Mathematics
Mathematics
Problem
In an arithmetic progression, the
12
12
12
th term is
30
30
30
and the
20
20
20
th term is
54
54
54
. What is the
50
50
50
th term? a)
150
150
150
b)
144
144
144
c)
138
138
138
d)
174
174
174
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