Answer:
perimeter= 46
Step-by-step explanation:
(3(3)-2) + (3(3)-2) + (5(3)+1) + (5(3)+1)
7 + 7 + 16 + 16
= 46
1.8n-1.5n=-6.2-4
3.3n=-10.2
n=-3.09
Given:
Total number of senior students = 600
60% went on the senior trip.
One room was reserved for every 4 students.
To find:
The total number of reserved rooms.
Solution:
60% went on the senior trip from total 600 students. So, number of students who went on tripe is

Now, one room was reserved for every 4 students. So,



Therefore, the required number of reserved rooms were 90.