SOLUTION: when a number is decreased by 20% of itself, the result is 20. What is the number?
Algebra.Com
Question 491319: when a number is decreased by 20% of itself, the result is 20. What is the number?
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
when a number is decreased by 20% of itself, the result is 20. What is the number?
.
Let x = the number
then
x -.20x = 20
.80x = 20
x = 20/.80
x = 25
RELATED QUESTIONS
When a number is decreased by 20% of itself, the result is 20. What is the... (answered by Theo)
When a number is decreased by 20% of itself, the result is 56. What is the... (answered by addingup,MathTherapy,fractalier)
when a number is decreased by 40%of itself,the result is 36. What is the... (answered by rfer)
when a number is decreased by 30% of itself, the result is 56. what is the number?
(answered by stanbon)
when a number is decreased by 10% of itself, the result is 180. What is the... (answered by rfer)
When a number is decreased by 30% of itself, the result is 126. What is the... (answered by Stitch)
I cannot figure this out at all! I have tried and tried. Please help! Thanks!!
When a... (answered by kkasko,stanbon,rapaljer)
This is more of a word problem. When a number is decreased by 25% of itself, the result... (answered by CharlesG2)
When a number is decreased by 30 of itself ,the result is 28 . What is the number ? I... (answered by Fombitz)