SDR (A) = \(\frac{∑PA}{∑P}\); SDR(B) =\(\frac{∑PB}{∑P}\)
A = ASDR’s of Town A, B = ASDR’s of Town B, P = Std Population.
SDR (A) = \(\frac{1150000}{40000}\)
= 28. 75;
SDR (B) =\(\frac{1175000}{40000}\)
= 29.375
Death rate of Town B is more than Town A. Town A is more healthier than town B.