AP EAPCET 19-Aug-2021 Shift 1 Paper

Section: Mathematics

Question : 16 of 160

Marks: +1, -0

There are 7 identical white balls and 3 identical black balls. The number of distinguishable arrangements in a row of all the balls, so that no two black balls are adjacent is _______

120
89.(8!)
56
42×54

Validate

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