AndreaArt3979 AndreaArt3979

23-01-2024
Mathematics

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In a row of 20 seats, in how many ways can three blocks of consecutive seats with 5 seats in each block be selected?

(a) ³²⁰
(b) ⁵²⁰
(c) ⁵⁶
(d) ⁵⁶⁰

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