In a classroom, if every student has either 2 or 3 pencils, and the total number of pencils is 30, which of the following could be the number of students with 2 pencils?
Practice Questions
1 question
Q1
In a classroom, if every student has either 2 or 3 pencils, and the total number of pencils is 30, which of the following could be the number of students with 2 pencils?
10
5
15
20
If there are 10 students with 2 pencils, then there are 10 students with 3 pencils, totaling 30 pencils.
Questions & Step-by-step Solutions
1 item
Q
Q: In a classroom, if every student has either 2 or 3 pencils, and the total number of pencils is 30, which of the following could be the number of students with 2 pencils?
Solution: If there are 10 students with 2 pencils, then there are 10 students with 3 pencils, totaling 30 pencils.
