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Chapter 2: Q. 155 (page 131)
In 10 years, a bank account that paid 5.25% simple interest earned $18,375 interest. What was the principal of the account?
Principal amount is $35000.
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Anthony drove from New York City to Baltimore, which is a distance of 192 miles. He left at 3:45 and had heavy traffic until 5:30. Traffic was light for the rest of the drive, and he arrived at 7:30. His speed in light traffic was four miles per hour more than twice his speed in heavy traffic. Find Anthony鈥檚 driving speed in heavy traffic and light traffic .
One number is six more than the other. Their sum is 42. Find the numbers.
One side of a triangle is three times the smallest side. The third side is three feet more than the shortest side. The perimeter is 13 feet. Find the lengths of all three sides.
Elouise is creating a rectangular garden in her back yard. The length of the garden is feet. The perimeter of the garden must be at least feet and no more than feet. Use a compound inequality to find the range of values for the width of the garden.
Solve the formula for.
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