Answer:
I. APY = (1 +r/n)^n -1
II. 4.0474%
III. 4.0487%
IV. 4.0398%
V. Account B
Step-by-step explanation:
I. The expression is ...
APY = (1 +r/n)^n -1
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II–IV. See the attached. (When calculations are tedious and repetitive, a spreadsheet is helpful.)
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V. The account compounded quarterly has the highest APY, account B.
Answer:
1. x=11
Step-by-step explanation:
2x+5=27
Subtract 5 from both sides
2x=22
Divide 2 from both sides
x=11
Answer:
degrees
Step-by-step explanation:
Angles on a straight line add up to 180 degrees.
Thus, 

Divide both sides by 4:


Answer:
3/2 cups of oatmeal
Step-by-step explanation:
t = cups of oatmeal
r = cups of raisins
4t=3r
12=4t+3r
r = (4/3)t
12 = 4t+3(4/3)t
12 = 4t+4t
12 = 8t
t = 12/8
t = 3/2