Sara's cat and its kitten together have a mass of 2.8 kg. The cat's mass is 1800 g more than the mass of the kitten. a) What is the mass of the cat? b) What is the mass of the kitten?

Answer 1

C+K = 2.8

C= 1.8+K

1.8K+K = 2.8

2.8K = 2.8

K = 1 kilogram mass for the kitten

C=1.8 kilo for the cat