Rate = A ratio that compares two quantities measured in different units.
Unit Rate = A rate in which the second quantity in the comparison is one unit.
I'm not sure what the 40 is in the problem, but if 43 students brought in 25 labels each, then 43x25= 1075 labels total were brought in altogether.
We know the formula for compound interest as

Now, we have been given that Ellen has $125. It means we have
P = $125
From the given directions, we have

On substituting these values in the above mentioned formula, we have

Therefore, Ellen would have $240.08 after 8 years.
Answer:
Use a compass to measure the length of AB.
Draw an arc from point B (or point A) with that distance.
Extend line AB through that arc and label the intersection as point C.
AC is twice the length of AB.
Answer:
B
Step-by-step explanation:
Because to find out if two triangles are similar you need an ASA which can help determine if they are similar or not.