the difference between increasing a number by 4% and decreasing it by 2% is 15 find the number
Answers
Answered by
1
Let the number be a
According to question
(a+ 4a/100) - (a - 2a/100) = 15
=> 104a/100 - 98a/100 = 15
=> 6a/100 = 15
=> 6a = 1500
=> a = 250
Required number = 250
According to question
(a+ 4a/100) - (a - 2a/100) = 15
=> 104a/100 - 98a/100 = 15
=> 6a/100 = 15
=> 6a = 1500
=> a = 250
Required number = 250
Similar questions