Its c i use the calcuatior
Its A.) because if you think of a bank it gains interest because you put it in the bank
it is given in the question that
You order two tacos and a salad.the salad cost $2.50.you pay 8% sales tax and leave a $3 tip.
Let the price of taco be $ x .
And 8 % of 2.50 is

So the equation is

So the price of the Taco is $4.05 .
Do you know how to pair up y and x, I'm not going to give you the answer but if you messege me I will totally help ! :))
The bottom tier is 18+12+8 = 38
the middle tier is 12+8+6 = 26
the top tier is 4x3 = 12
the total is 76
The formula for doing this is Length plus Width plus Height.