The total number of blue-coloured cars of Model E and D sold in Metro H is exactly equal to the number of white-coloured cars of which model in Metro M?

From above table ,
Number of blue-coloured cars of Model E sold in Metro H = 37
Number of blue-coloured cars of Model D sold in Metro H = 43
Total number of blue-coloured cars of Model E and D sold in Metro H
i.e. Blue (E + D) = 37 + 43 = 80 = White (B).
Hence , The total number of blue-coloured cars of Model E and D sold in Metro H is exactly equal to the number of white-coloured cars of type B model in Metro M .