Part of $10,000 is invested at 9%, another part at 10%, and the remainder at 12% yearly interest. The total yearly income from the three investments is $1,075. The sum of the amounts invested at 9% and 10% equals the amount invested at 12%. How much is invested at each rate?
A. $2,500 at 9%, $2,500 at 10%, and $5,000 at 12%
B. $3,500 at 9%, $3,500 at 10%, and $4,000 at 12%
C. $1,500 at 9%, $3,500 at 10%, and $5,000 at 12%
D. $3,500 at 9%, $2,500 at 10%, and $4,000 at 12%
E. $1,500 at 9%, $1,500 at 10%, and $6,000 at 12%
Answer: A
You might also like to view...
Solve the problem.Given the length of one side of a right triangle and the length of the hypotenuse, the formula 
where a and b are the length of the sides and c is the length of the hypotenuse, can be used to find the length of the third side. Find the length of the third side when one side, b, is 14 feet, and the length of the hypotenuse, c, is 27 feet. Round your answer to the nearest hundredth.
A. 30.41 feet B. 23.09 feet C. 31.41 feet D. 24.09 feet
Write the number in words.881,220,030
A. eight hundred eighty-one million, two hundred twenty thousand, three hundred B. eight hundred eighty-one million, twenty-two thousand, thirty C. eight hundred eighty-one million, two hundred twenty thousand, thirty D. eight hundred eighty-one million, two hundred twenty thousand, three
Find the least common denominator (LCD).
, 
, 
A. 36x5y B. 180x5y4 C. 90x20y12 D. 60x5y4
Use the integral test to determine the convergence or divergence of the series.
A. Converges B. Diverges