Question

1. The majority of people were happy.
2. The majority of the people were happy.

3.The majority of milk was thrown away.
4. the majority of the milk was thrown away.
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Are they grammatical? Do we have to use 'the'?

Answer 1

2 and 4 are best.

1 is OK, but 3 isn't.

Answer 2

1. The majority of people were happy.
2. The majority of the people were happy.

3. The majority of milk was thrown away.
4. The majority of the milk was thrown away.
.............................

Thank you.

Answer 3

You're welcome.