Hi,
there werechocolates in a box.
santosh gave one fourth of choclates to pinki
and one third of the choclates to praja and 50 choclates to pujana
x = x/4 + x/3 + 50 |Multiplying thru by 12 so as all denominators = 1
12x = 3x + 4x + 600
5x = 600
x = 120 chocolates in the box