1.) (7.rp.3) tracy started a savings account that is set up so that the simple interest earned on the investment is moved into a separate account at the end of each year. tracy invests $5,000 at 4.5%, what is the total simple interest accumulated in the checking account after 2 years? show your work. *$4.50$45$450$4,500$45,0002. (7.rp.3) sylvia bought a 6-month $1900 certificate of deposit. at the end of 6 months, she received a $209 simple interest. what rate of interest did the certificate pay? *

$450

Each year, the amount of interest earned is ...

... 4.5% × $5000 = $225

After 2 years, a total of ...

... $225 × 2 = $450

has been transferred.

Comment on percentages

Of course, you know that 4.5% = 4.5/100 = 45/1000 = 0.045.

You can think of the % symbol as a fancy (shorthand) way to write /100. (Likewise, the ‰ symbol means /1000.)

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18. g

20. h 30 degree turn.

21. d 90 degree angles

and also 19 is a. a sphere not a cirlcle

hope i !

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the answer is d

step-by-step explanation: