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Home Q & A Board Science-Related Homework Help Mathematics
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ogf78 ogf78
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A year ago
In each problem, (1) compute the actual exact interest (365-day year) and (2) estimate the interest by rounding the principal to the nearest hundred dollars. For each estimate, assume that a year has 360 days and use the given suggestion to create a shortcut.

  
Actual
 
  
Exact
Estimated
 Principal, Rate, and Time
Interest
Interest
a.$1,355 at 8.88% for 120 days
__________
__________
   
(let I = 9%)
b.$2,985 at 5.85% for 31 days
__________
__________
   
(let I = 6%)
   
(let T = 30 days)
c.$1,775 at 8.15% for 89 days
__________
__________
   
(let I = 8%)
   
(let T = 90 days)
Textbook 
Contemporary Business Mathematics for Colleges

Contemporary Business Mathematics for Colleges


Edition: 16th
Authors:
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kitty123kitty123
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A year ago
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