Answer:
80
Step-by-step explanation:
Initial ratio:
Teachers to students
1 : 15
Ratio after:
Teachers to students
3 : 40
The number of students did not change, so we can make the students of the initial ratio and the students of the ratio after the same.
1 : 15 = 8 : 120
3 : 40 = 9 : 120
120 units = 1200
1 unit = 
Initial teachers = 8 units = 
I think the answer c as I have estimated and this one seems like it’ll make the most sense
Statistics on stepfamilies are difficult to attain, and the statistics we do have are probably underestimated.
Statistics is the discipline that worries the collection, organization, analysis, interpretation, and presentation of statistics. In applying the information to a scientific, industrial, or social problem, it is traditional, to begin with, a statistical populace or a statistical version to be studied.
Statistics are carried out in marketing to identify marketplace traits and to measure and evaluate the capacity and achievement of advertising packages. The secret to successful advertising is to perceive the goal marketplace accurately and to use powerful advertising communications channels and strategies to attain it.
A stepfamily is a circle of relatives in which at least one discern has children that aren't biologically associated with their partner. both discern, or each may additionally have kids from previous relationships or marriages.
Learn more about Statistics here: brainly.com/question/12150562
#SPJ4
5 times 100 = 500
500 divided by 20 = 25
25 containers