In a class of 45 students 28 offer chemistry and 25 offer biology. If each student offer at least one of the two subjects how many students offer. 1 both chemistry and biology 2 chemistry only. 3 biology only.
4 answers
I need an answer to that question
The word "offer" is not correct. I think you mean "take" or "study." Please tell your teacher about this correction to his/her English.
What have you done to try and solve this problem?
see the related questions below, which also include your odd use of "offer"