A and D are correct. To understand this, you need to know that this scenario gives us a total (2 1/2 cups) and a part (1/4). When you have these 2 pieces of information you have either a division problem with a total divided into parts (choice D) or you have one part and a totol shown as a multiplication problem (choice A).
Answer:
If,

But 3^x ≠ 21875,if x is a whole number.
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So 25 goes into 21 how many times? 1. Add that 1 to the 3 making 4.
Then how much is left over of the 25 & 21? 4.
Making it 4 4/21
Answer:
$10800
Step-by-step explanation:
13500x20% is 2700
13500 - 2700 is 10800
x = 6
Step-by-step explanation:
2 - 12 × x = -70
= -12x +2 = -70