beansromero
beansromero beansromero
  • 02-02-2018
  • Mathematics
contestada

when a number is decreased by 20% of itself, the result is 128. what is the number?

Respuesta :

JackieWilsonFTW
JackieWilsonFTW JackieWilsonFTW
  • 02-02-2018
The number was 160 because 5/4•128=160. 5/4 represents inverting 80% and multiplying it by the number to determine how the result became 128. For checking over all you have to do is do 4/5 or 80%•160 which shall give you 128.
Answer Link

Otras preguntas

Which of the following is the best example of a check on presidential power? A. the Supreme Court finding a law unconstitutional B. the Senate voting to pass a
Find the midpoint. (2,-4) & (-6,-8)
PLEASE HELP ME WITH THIS HISTORY QUESTION:)
What is the 4th term of the linear sequence 27,25,23,21,19
Which compound is inorganic
what foods would cause your blood glucose level to go up rapidly but then descend at the same rate? Explain please (There’s a picture of a graph if that helps)
what is the difference between(8,−3) (4, -7)
what kind of role should a finance manager play for the progress of business or institution​
what do you do to get ready for the day right five Spanish sentences telling about what you do every day to get ready you must include at least one reflex verb
What happens during inflation? A. People have less income. B. There's more money in circulation and the prices rise. C. The value of a dollar does not change. D