Need help to with that qustion
297/11 = 27
So we have 27 groups of 11 students. If there are 2 chaperones for every 11 students, then we can do:
27x2=54
There are 54 chaperones on the field trip.
The perimeter of the triangle is B) 27.4
Please let me know if you need an explanation.
Answer:
20 : 9
Step-by-step explanation:
Given the ratio
2 : 
Multiply both parts of the ratio by 10 to clear the fraction
= 20 : 9