Advertisements
Advertisements
Question
1 subtracted from one-third of a number gives 1. Find the number.
Advertisements
Solution
Let the number be x.
Then, one-third of the number = `1/3 x`.
According to the question,
`1/3 x - 1 = 1`
⇒ `1/3 x = 1 + 1` ...[Transposing (–1) to RHS]
⇒ `1/3x = 2`
⇒ x = 3 × 2 ...[Multiplying both sides by 3]
⇒ x = 6
Hence, the required number is 6.
APPEARS IN
RELATED QUESTIONS
Solve the following equation.
`7m + 19/2 = 13`
Solve the following equations.
`(2b)/3 - 5 = 3`
Solve the following equations.
3 (n - 5) = -21
The solution of the equation ax + b = 0 is ______.
If k + 7 = 16, then the value of 8k – 72 is ______.
The sum of two numbers is 60 and their difference is 30.
The solution of the equation is ______.
______ is the solution of the equation 3x – 2 = 7.
In natural numbers, 4x + 5 = –7 has ______ solution.
`9/5` is the solution of the equation 4x – 1 = 8.
A number is as much greater than 27 as it is less than 73. Find the number.
