I’m pretty sure it’s D??? But it also could be B I’m sorry :( trying to help as much as possible
2.25/12.50 = 0.18. then turn 0.18 into a percentage by doing 0.18 x 100 = 18%. Therefore, he gave an 18% tip.
I believe the answer the the question A number is divisible by 3 if the sum of the digits of the number is divisible by 3. Is 504, it makes sense
X=2 is the answer for this question.