Question

The number which when
added to its half gives 30m
The number is.​

Answer 1

Let the number be x.

ATQ,
x + 1/2 x = 30
(2x + x) / 2 = 30
3x = 60
x = 20

Thus, the required number is 20! :)


Verification-
20 + 1/2 *20
= 20 + 10
= 30

Answer 2

Answer:

The required number is "20".

Step-by-step explain

Let number = x

According to question,

x + \dfrac{x}{2}

2

x

= 30

⇒ \dfrac{2x + x}{2}

2

2x+x

= 30

⇒ 3x = 30 × 2 = 60

⇒ x = \dfrac{60}{3}

3

60

= 20

Hence, the required number is "20"