The average marks of three students scoring 26, 27 and 22 marks in a unit test is:​

1 thought on “The average marks of three students scoring 26, 27 and 22 marks in a unit test is:​”

1. [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

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