A restaurant bill is $80. Juan leaves a $20 tip. What percent tip is that?
1 answer:
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Step-by-step explanation:
(i) T = { 4, 8, 12}
U = {1,2,3,4,6,8,12,24}
(iii) TUU = {1,2,3,4,6,8,12,24}
(iv) yes, because all the elements in T are also the elements in U.
