toothbrush = 95g
toiletries = 1.4kg
shoes = 3 1/8 kg
beach towel = 0.6 kg
clothes = 8580 g
2 units are present, grams and kilograms, we need to convert one of these units into the other.
since majority of the items are in kg, we convert the g to kg.
1 kg = 1000 g
toothbrush: 95g * 1kg/1000g = 95kg/1000 = 0.095 kg
clothes: 8580g * 1kg/1000g = 8580kg/1000 = 8.58 kg
shoes 3 1/8 kg = 3.125kg
toothbrush: 0.095 kg
toiletries 1.400 kg
shoes 3.125 kg
beach towel 0.600 kg
clothes 8.580 kg
total weight 13.800 kg