Solve the following subquestion:
Yield of soya bean per acre in quintals in Mukund’s field for 7 years was 10, 7, 5, 3, 9, 6, 9. Find the mean yield per acre.

Yield of soya bean per acre in quintals in Mukund's field for 7 years was 10, 7, 5, 3, 9, 6, 9 . Find the mean of yield per acre.

Yield of soyabean per acre in quintal in Mukund's field for 7 years was10, 7, 5, 3, 9, 6,9. Find the mean of yield per acre:

Solve the following subquestion: Find the value of |-7| times |-5|

Solve the following equations : (x-9)/(x-5)=5/7

Solve the following subquestion: If a/b = 5/2 , find the value of (20b +7b)/(20b -7a)

Solve the following subquestion In a unit test 2 students out of 10 failed. The marks of the students who passeq were 9, 6,7, 8.8.9, 8,7. Find the median marks of 10 students.

What is the mean of 1, 3, 5, 7, 9, 11, 13?