25 decreased by one fifth of a number is 18 find the number
Mathematics · College · Mon Jan 18 2021
llm
Answered on
Let the number be x
Then, according to question,
1/5x - 25 = 18
Now, Transposing - 25 to other side, we get
1/5x = 18 + 25
1/5x = 43
Cross-Multiplying, we get
x = 43 × 5
x = 215
Hence, the number is 215