ilovelizah
ilovelizah ilovelizah
  • 02-12-2016
  • Mathematics
contestada

when a number is decreased by 10% of itself, the result is 171. what is the number?

Respuesta :

bartdrinksmalk
bartdrinksmalk bartdrinksmalk
  • 02-12-2016
For some number [tex]x[/tex], we subtract [tex]0.1x[/tex] and get 171.

So we have:
[tex]x-0.1x=171[/tex]
[tex]\rightarrow 0.9x=171[/tex]
[tex]\rightarrow x=190[/tex]
Answer Link

Otras preguntas

The Velvet Revolution took place in _____. Romania Bulgaria Poland Czechoslovakia
the unit cm3 is used to express .?
What region of the United States is the Dust Bowl associated with?
How do I find the Greatest Common Factor of 14m², 27a³, and 45a²?
estimate the sum of 1,537 times 242 then find out the sum
adam was play checkers with his friend. The ratio of the games they played was 9:1. If adam won 45 games, how many games did his friend win
If the ratio of the purple flowers to black flowers is 4 to 8 and there are a total of 108 flowers how many of the flowers are purple
Which of the following statements is NOT a pun? a. I work as a baker because I need dough. b. She shines like a brilliant star. c. Seven days without exercise m
Archetypes are a type of _______ that appear throughout history. A. subgenre B. foreshadowing C. palliation D. motif
How would you experiment to find out how much water this plant type needs for optimal growth