Question

84% of its weight is copper.
16% of its weight is nickel.

Find the ratio of the weight of copper to the weight of nickel.
Give your ratio in its simplest form.

Answer 1

Answer:

21 : 4

Step-by-step explanation:

ratio of copper nickel = 84 : 16 ( divide both parts by 4 )

                                   = 21 : 4 ← in simplest form