Question

the number of students In a class are in the ratio 2:3:4 if 12 students are increaser in each, the ratio change in 8:11:14 find the total number of students? pls solvet the simple method! ​

Answer 1

Answer:

If 12 students are increased in each class, this ratio changes to 8 : 11 :14. The total number of students in the three classes in the beginning was. Description for Correct answer: Let the orginal number of students be 2x, 3x and 4x in three class.

Let the number of students in the classes be 2x, 3x and 4x respectively;

Total students = 2x + 3x + 4x = 9x

Accordingtothequestion,2x+123x+12=811or,24x+96=22x+132or,2x=132−96or,x=362=18Hence,Originalnumberofstudents,9x=9×18=162

Answer 2

Answer:

Let the number of students in the classes be 2x, 3x and 4x respectively;

Total students = 2x + 3x + 4x = 9x

Accordingtothequestion,2x+123x+12=811or,24x+96=22x+132or,2x=132−96or,x=362=18Hence,Originalnumberofstudents,9x=9×18=162

Step-by-step explanation: