Step-by-step explanation:

Answer:
Ishmael finished the most
Step-by-step explanation:
80 is 55% of what = about 145 = 65 left
216 is 25% of what = 864 = 648 left
40 is 70% of what = about 57 = 17 left
Answer:
y = 3 (4)^x
Step-by-step explanation:
quadruples means multiplies by 4
This equation is in the form
y = ab^x where a is the initial amount and b is the amount we multiply by
y = 3 (4)^x