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If the mean deviation of the numbers 1, 1 + d, 1 + 2d, …….. , 1 + 100d from their mean is 255, then the value of d is equal to: -(a) 10.0(b) 20.0(c) 10.1(d) 20.2

Harshit Singh , 3 Years ago
Grade 12th pass
anser 1 Answers
Pawan Prajapati

Last Activity: 3 Years ago

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