In a class there are a total of 8 rows of desks and each desk can seat one student.
In a class there are a total of 8 rows of desks and each desk can seat one student. There are 10 desks in the first row. In each subsequent row there are 2 more desks than in the previous row. Find the maximum number of students seated in the class?
Answer/Solution
136
Steps/Work
The 8 rows form an Arithmetic progression with first term 10 and last 24. Avg is 17.
so 17*8=136
Answer is C.
so 17*8=136
Answer is C.