$4 / 8 = 50 cents per pen
.5 * 5 = 2.50
.5 * 3 = 1.50
Ivan pays $2.50 and Jeff pays $1.50
√81 is farther to the right becaue 2.5^2 = 6.25 and <span>√81 is 9</span>
Answer:

Step-by-step explanation:
In every rhombus, when you have two diagonal segment bisectors, you will always have a circumcentre showing all midpoints of both segment bisectors, plus, it measures 90° all around, so with that being said, you have your answer.
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Cube root of 27 a^12 will be: 3 a^4.
9514 1404 393
Answer:
a) $135.97
b) $342,892.60
Step-by-step explanation:
a) The attached spreadsheet shows the use of the "payment" function for determining the amount of a payment that will give the desired future value. It shows the deposit needs to be $135.97 per month.
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b) The interest earned is the difference between 420 payments and the account balance. The interest amount is $342,892.60.