Problema Solution
At the hardware store, 1/4 of the nails are size 2d and 2/4 of the nails are size 4d. What fraction of the nails are either size 2d or 4d?
Answer provided by our tutors
The sum of the 2d and 4d nails is:
1/4 + 2/4
3/4
So 3/4 of the nails are either 2d or 4d.