10 sweets have a mass of 50 g.

How many sweets will have mass of 1/2kg?

1 answer

1/2 kg * 10sweets/50g * 1000g/1kg = 100 sweets

Or, you could just say that since 1/2 kg = 500g, that's 10 times 50g, so you get 10 times the sweets, or 10*10=100