Weight of apples = 4 kg 90 g = 4.090 kg
Weight of grapes = 2 kg 60 g = 2.060 kg
Weight of mangoes = 5 kg 300 g =5.300 kg
Therefore, total weight of fruits bought by Rahul =
4.090 kg
2.060 kg
+ 5.300 kg
= 11.450 kg
Total weight of the fruits = 11.450 kg