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# stephanie

Questions0
• ### helpppp meeeee?

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

• ### 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.

• ### 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?

• ### 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?

• ### 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?

• ### 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?

• ### 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?

• ### 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?