Answer:
A
Step-by-step explanation:
add
The First Answer Should Be 2 Not Four
The Second Answer:
12 : x
4 : 21
Cross Multiply
4x = 252
x = 63
The top left graph is the only one correct. It rises up slowly then faster, and then stays constant for an hour, then decreases.
I did x - 10 =290
+10 +10
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x = 300 so they took $1.00 a day
