Advertisements
Advertisements
प्रश्न
If you subtract `1/2` from a number and multiply the result by `1/2`, you get `1/8`. What is the number?
Advertisements
उत्तर
Let the number be x. According to the question,
`(x - 1/2) xx 1/2 = 1/8`
On multiplying both sides by 2, we obtain
`(x - 1/2) xx 1/2 xx 2 = 1/8 xx2`
`x - 1/2 = 1/4`
On transposing `1/2` to R.H.S, we obtain
`x = 1/4 + 1/2`
= `(1+2)/4 = 3/4`
Therefore, the number is `3/4`
संबंधित प्रश्न
Solve the following equation and check your result:
2x − 1 = 14 − x
If 8x – 3 = 25 + 17x, then x is ______.
In the equation 3x – 3 = 9, transposing –3 to RHS, we get 3x = 9.
If `15/8 - 7x = 9`, then `-7x = 9 + 15/8`
If `x/3 + 1 = 7/15`, then `x/3 = 6/15`
If 6x = 18, then 18x = 54
Solve the following:
`(5(1 - x) + 3(1 + x))/(1 - 2x) = 8`
Solve the following:
`(2x - 1)/5 = (3x + 1)/3`
Solve the following:
`(3t + 5)/4 - 1 = (4t - 3)/5`
Solve the following:
0.16(5x – 2) = 0.4x + 7
