Answer:
$38.40
Step-by-step explanation:
$32 for the bill an $6.40 for the 20% tip
9 questions x 4 answers per question
9x4= 36
B ∩ (A ∪ C)'
It's the B part excluding A and C union. Hence,
(A ∪ C)' ∩ B
I thi k the answers is 108.36