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Mathematics
Problem
If
2
3
,
k
,
5
k
8
\frac{2}{3}, k, \frac{5k}{8}
3
2
,
k
,
8
5
k
are in A.P, find the value of k. (1)
16
11
\frac{16}{11}
11
16
(2)
16
33
\frac{16}{33}
33
16
(3)
8
33
\frac{8}{33}
33
8
(4)
8
11
\frac{8}{11}
11
8
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