We have 240/40 = total students/ 100
Total students are in the middle school is: (240 x 100)/ 40 = 600 students
Answer: (-11)
Step-by-step explanation: 7+7x=-70
7-7+7x=-70-7
7x=-77
-77/7=-11
Answer: -252
Hope this helps!
Answer:
116.6 pounds
Step-by-step explanation:
Set up a proportion where x is the weight of her desk in pounds:
= 
Cross multiply:
x = 116.6
So, her desk is 116.6 pounds