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INVESTMENT PROBLEMS 1. Carlos invested a sum of money at 7%. He invested a second sum, $200 more than the first sum, at 8%. The annual income from the two investments is $346. Find the amount he invested at each rate. The formula we use is PR = I (Principal) X (Rate) = Interest
How to solve word problems that involve investment, algebra word problems, Find the interest rate based on the investment formula, Grade 9, with video lessons, examples and step-by-step solutions.
"Investment" word problems, using the simple-interest formula, I = Prt, pretty much all work the same one of two ways: Either the exercise is just one application of the formula, or else the investment is split in some manner, so you'll be applying the formula more than once.
20 Νοε 2017 · Solutions to Sample Problems 1. We invested $10000 into two bank accounts. One account earns 14% per year, the other account earns 8% per year. How much did we invest into each account if after the –rst year, the combined interest from the two accounts is $1238? Solution: Let us denote the amount invested at 14% by x and the amount invested ...
To solve a simple-interest word problem, use the simple-interest formula I = Prt. Using a table can help you easily set up and solve these exercises.
The formula for this is: Let’s use an example to see how this formula works. Remember that in the formula, the principal \ (P\) is the initial amount invested. Example. A 2-year loan of $500 is made with 4% simple interest. Find the interest earned. Solution. Always take a moment to identify the values given in the problem. Here we are given:
How To Solve Simple Interest Word Problems (Investment Problems)? Examples: Find the amount of interest earned by $8000 invested at 5% annual simple interest rate for 1 year.
