Five boys and five girls form a line. Find the number of ways of making the seating arrangement under the following condition
C1 | C2
(a) Boys and girls alternate: | (i) 5! × 6!
(b) No two girls sit together: | (ii) 10! – 5! 6!
(c) All the girls sit together: | (iii) (5!)² + (5!)²
(d) All the girls are never together: | (iv) 2! 5! 5!
Five boys and five girls form a line. Find the number of ways of making the seating arrangement under the following condition
C1 | C2
(a) Boys and girls alternate: | (i) 5! × 6!
(b) No two girls sit together: | (ii) 10! – 5! 6!
(c) All the girls sit together: | (iii) (5!)² + (5!)²
(d) All the girls are never together: | (iv) 2! 5! 5!
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1 Answer
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This is a matching answer type question as classified in NCERT Exemplar
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