Q. 64.0( 2 Votes )

2 boys a

Answer :


Let in Room X, the 2 boys are denoted by B1, B2 and 2 girls are denoted by G1, G2. Similarly

in Room Y, 1 boy is denoted by B3 and 3 girls are denoted by G3, G4, G5.

∴ The sample space for the experiment is given by:

S = {XB1, XB2, XG1, XG2, YB3, YG3, YG4, YG5}

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