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3 boys and 3 girls,how many boy - girl pairs can be formed ?

  • math -

    18

  • math -

    could u please explain how u work it out,thanks

  • math -

    1 2 3
    1 2 3
    (1,1)(1,2)(1,3)
    (2,1)(2,2)(2,3)
    (3,1)(3,2)(3,3)
    Total of 18 selections and 9 pairs

    understood?

  • math -

    sorry, I 'm still not understand

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