# stephanie

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Gonzalez Manufacturing borrowed $33000. Part of the money was borrowed at 10%, part at 12%, and part at 14%. The annual interest was $4020, and the total amount borrowed at 10% and 12% was twice the amount borrowed at 14%. Use Gaussian elimination or Gauss-Jordan elimination to find the amount borrowed at each rate

2 AnswersHomework Help1 month ago### helppp i dont get this math problem?

Gonzalez Manufacturing borrowed $33000. Part of the money was borrowed at 10%, part at 12%, and part at 14%. The annual interest was $4020, and the total amount borrowed at 10% and 12% was twice the amount borrowed at 14%. Use Gaussian elimination or Gauss-Jordan elimination to find the amount borrowed at each rate.

2 AnswersMathematics1 month ago### i dont get this help?

The speed of a stream is 3 mph. A boat travels 11 miles upstream in the same time it takes to travel 17 miles downstream. What is the speed of the boat in still water?

8 AnswersMathematics2 months ago### can anyone understand this?

To determine the number of trout in a lake, a conservationist catches 140 trout, tags them and throws them back into the lake. Later, 45 trout are caught; 15 of them are tagged. How many trout would the conservationist expect to be in the lake?

2 AnswersMathematics2 months ago### i dont get this guyss?

The speed of a stream is 4 mph. A boat travels 9 miles upstream in the same time it takes to travel 17 miles downstream. What is the speed of the boat in still water?

3 AnswersMathematics2 months ago### i dont get this math problemmm?

Cambridge Slim ate 35 sausages in the first 19 minutes of a high-stakes eating contest. Assuming that he continued at the same pace, how many sausages would he have eaten by the end of the 30-minute contest?

3 AnswersMathematics2 months ago### help this is hard af guys?

Jenny can cut and split a cord of firewood in 6 fewer hours than Steve can. When they work together, it takes them 4 hours. How long would it take each of them to do the job alone?

4 AnswersMathematics2 months ago### guys this is hard?

A firm is marketing a new style of sunglasses. The firm determines that when it sells x pairs of sunglasses, its total revenue is given by the polynomial Upper R left parenthesis x right parenthesis equals 231 x minus 0.1 x squared.

What is the total revenue from the sale of 37 pairs of sunglasses?

Mathematics2 months ago### guys this is hard?

A firm is marketing a new style of sunglasses. The firm determines that when it sells x pairs of sunglasses, its total revenue is given by the polynomial Upper R left parenthesis x right parenthesis equals 231 x minus 0.1 x squared.

What is the total revenue from the sale of 37 pairs of sunglasses?

1 AnswerMathematics2 months ago