Hadley has
3
6
3
6
of a box of white envelopes and
1
3
1
3
of a box of gray envelopes. When full, each box of envelopes has the same number of envelopes.

Hadley said she has
4
9
4
9
of a box when she puts the white envelopes and gray envelopes together.

Which statements describe this situation? Select the two statements that apply.