Help plz
real answers only

1/2^2 x 1/2 x 1/2^3 = 1/64
=1/4 (1/2)(1/2)^3
=1/4 (1/2)(1/2)^3
=1/8 (1/2)^3
=1/8 (1/8)
=1/64
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Letter a i would say

10 will be the number of adult tickets and 11 will be the number of children tickets. i hope i could ! good luck : )