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Shweta Basu from Amity international School, Gurgaon
Subject :IMO    Class : Class 7
The average of 11, 12, 13, 14 and x is 13. What would be the value of x?

Ans 1:

G. Priyanka from Chennai Public School, Chennai
Class : Class 8
15. 11+12+13+14+x/5 = 13 11+12+13+14+x = 65 50+x = 65 x= 65-50 x = 15 as simple as that

Ans 2:

Manan Khandelwal from Podar International School, CIE, Nerul, Navi Mumbai, Maharashtra,(400706) , Mumbai
Class : Class 7
Most probably 15

Ans 3:

ACHYUT SINGH from DELHI PUBLIC SCHOOL MANDLA ROAD , Jabalpur
Class : Class 9
(11+12+13+14+x)DIVIDED BY 5 = 13 (55+x)/5=13 55+x=13x5 55+x=65 x=65-55 x=15 therefore,the value of x is 15.

Ans 4:

Tejas Shende from Kendriya Vidyalaya, IIT Campus, Powai, Mumbai, Mumbai
Class : Class 8
15

Ans 5:

Harshita Kumari from St. Joseph's Convent High School, Patna
Class : Class 7
Average=sum of the no. ÷ no. of numbers....11+12+13+14+x=13÷5,50+x÷5=13,50+x=13×5,50+x=65,x=65-50=15......answer = 15

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