Wednesday

April 1, 2015

April 1, 2015

Posted by **Briana** on Friday, September 7, 2012 at 4:57pm.

Calvin invested $7500 for one year, part 12% annual interest and the rest at 10% annual interest. His total interest for the year was $890. How much money did he invest at 12%? Show work.

- algebra -
**Henry**, Saturday, September 8, 2012 at 10:06pm$X @ 12%.

$(7500-X) @ 10%

I = 0.12X + 0.1(7500-X) = $890.

0.12x + 750 - 0.1x = 890.

02x = 890 - 750 = 140

X = $7,000 @ 12%.

**Answer this Question**

**Related Questions**

algebra - Calvin invested $7500 for one year, part 12% annual interest and the ...

Math - Rosa invested $8000 for one year, part ast 8% annual interest and the ...

Algebra 2 & trig - joanna invested $7500, part at a 5.5% and the remainder at a...

Math - A woman has money in two accounts. One account pays 7% annual interest, ...

pre-algebra - You split $1500 between two savings accounts. Account A pays ...

Math - An investment advisor invested a total of $12,000, part at 2.5% annual ...

Math - Help! Toshiro Hashimoto invested some money at 4.5% simple interest and $...

algebra - Last year, Susan had 30,000 to invest. She invested some of it in an ...

Business Algebra - You invest $20,000 in two accounts. Account A earned 4.5% ...

Algebra 1 - You have $6000 to invest in two stock funds. The first fund pays 5% ...