The number of apples Ram has is three less than half of the apple possessed by his friend Shyam. If Shyam has 'r' number of apples then the expression for the number of apples possessed by Ram is
r2 -3
The number of apples Shyam has is 'r' and ram possesses apples equal to three less than half of the apple ram has. So, obtaining it mathematically we have r2 -3