harleyquinn512011
harleyquinn512011 harleyquinn512011
  • 07-03-2017
  • Mathematics
contestada

81 is %18 of what number

Respuesta :

dory123 dory123
  • 07-03-2017
You have to do the percent over 100 since it is a percent.
The equation should be percent/100=is/of.
percent:18 18/100
is:81 81/x
The equation is 18/100=81/x. 
CROSS MULTIPLY to get 8100=18x. 
Divide both sides by 18 to get 450.
Answer Link

Otras preguntas

What is the difference between a satire and a ode
do 3.0 and 0.3 have the same value
The most important concept in the preparation stage is a. friendship. b. relaxation. c. trust. d. honesty.
What is one advantage that most online dictionaries have over paper dictionaries? A. You can hear a sample sentence containing a word. B. You can find words f
Sound travels fastest in _____.
The sum of a number x and 4 equals 12
simplify -12-4.8×(-2+-8
What is protein in science
The largest sources of revenue for the federal government come from _____ and _____.
The Houston Rockets have a win to loss ratio of 6 to 1. So far this season, the Rockets have won 12 games. At this rate, if the Rockets win 18 more games during