Question

Yadi kisi shnkya me 1/2 jod diya jay or fir us yogphal ko 3 guna kiya jay to answer 21 prapt hota hai to shnakhya bataiye

Answer 1

Solution :

Let Required Number be x ;

Now, According to the Question's Statement! [ We will follow the Given Statement ]

↪ 3(x + 1/2 ) = 21

↪ 3x + 3/2 = 21

↪ 3x = 21 - 3/2

↪ 3x = 42 - 3/2

↪ 3x = 39/2

↪ 3x × 2 = 39

↪ 6x = 39

↪ 39/6