lpaddock
lpaddock lpaddock
  • 02-03-2017
  • Mathematics
contestada

$6300 is​ invested, part of it at 10​% and part of it at 9​%. For a certain​ year, the total yield is ​$598.00. How much was invested at each​ rate?

Respuesta :

mathssydney
mathssydney mathssydney
  • 02-03-2017
let x be sum invested at 9%
0.09x + 0.1 (6300-x) = 598
0.09x + 630 - 0.1x = 598
630-598 = 0.1x -0.09x
32 = 0.01x
x = 3200 - invested at 9%
and 6300-3200 = 3000 invested at 10%

Answer Link

Otras preguntas

An organized way to gather information is called
As the number of pages in a photo book increases, the price of the book also increases. There is an additional shipping charge of 15%. The price of a book can b
What do photographers call it when they go out to take pictures?
What’s the value of x?
It is natural for people to forget to do things, especially if the tasks are not interesting.
What ecosystems would you expect to have high species richness and low species richness? explain your reasoning
What is the role of water in this anabolic process
a golfer needs to hit a ball a distance of 500 feet, but there is a 60-foot tall tree that is 100 feet in front of the point where the shot needs to land. given
Does anybody know the answers?
The rock islands and isolated valleys of greece contributed to the development of