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After inserting n AM’s between 2, 38 sum of resulting profession is 200. Then n=
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7
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Correct option is B
n2a+b=200−2+38n(20)=160 n=8Similar Questions
Between 1 and 31 are inserted M arithmetic means so that the ratio of the 7th and (M - 1) th means is 5:9, then the value of m is
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