[tex]\textsf{Average mark of the 3 students is 25}[/tex]
[tex]\textbf{Find more:}[/tex]
The average age of a family of 5 members is 21 years. if the age of the youngest member is 5 years then the average age of the family at the birth of the youngest member was
[tex]\textbf{Given:}[/tex]
[tex]\textsf{Marks scoring by 3 students is 26,27 and 22}[/tex]
[tex]\textbf{To find:}[/tex]
[tex]\textsf{Average marks of the three students}[/tex]
[tex]\textbf{Solution:}[/tex]
[tex]\underline{\textsf{Formula used:}}[/tex]
[tex]\mathsf{Average=\dfrac{Sum\;of\;observations}{Number\;of\;observations}}[/tex]
[tex]\implies\mathsf{Average=\dfrac{26+27+22}{3}}[/tex]
[tex]\implies\mathsf{Average=\dfrac{75}{3}}[/tex]
[tex]\implies\boxed{\mathsf{Average=25}}[/tex]
[tex]\textbf{Answer:}[/tex]
[tex]\textsf{Average mark of the 3 students is 25}[/tex]
[tex]\textbf{Find more:}[/tex]
The average age of a family of 5 members is 21 years. if the age of the youngest member is 5 years then the average age of the family at the birth of the youngest member was
https://brainly.in/question/5192550