student for seated in an examination hall such that each row has 3 students. Write the rule which gives the number of students seated in the examination hall. [Take m as the number of rows.]
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Answer:
3m
Step-by-step explanation:
m is the no. of rows, and there are 3 people in 1 row...so if there are 5 rows then we multiply 3×5 and the answer of no. of students in the hall is 15
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