Betty had $40 in her pocket. She bought 12 identical bags of popcorn. Betty was left with $10 after buying the popcorn. What was
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Question is Incomplete, Complete question is given below.
Mrs.Smith teaches junior high school. During a class party in fourth period, she used 4/5 liters of soda for 12 students. If she had a class party in fifth period and used the same serving size, how many liters did she use for 30 students?
Answer:
Mrs. Smith used 2 liters of soda for 30 students.
Step-by-step explanation:
Given:
Number of students = 12
Amount of soda used for 12 students = 4/5 liters
We need to find amount of soda used for 30 students.
For 12 students = 4/5 liters of soda used
For 30 students = the amount of soda used
By Using Unitary Method we get
Amount of soda used =
Hence Mrs. Smith used 2 liters of soda for 30 students.