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7Â years, 1Â month ago
Insert 4 airethmatic mean b/w 4 and 324 ??
7Â years, 1Â month ago
let 4 be first number then 324 be sixth .
so the common difference is 324-4/5=64
so 4 ,68,132,196,260 and 324.
hope this helps you
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