the average age of a class of 35 students is 14 years. if the teacher 's age is included the average age increases by one year. Find the age of the teacher.
the average age of a class of 35 students is 14 years. if the teacher 's age is included the average age increases by one year. Find the age of the teacher.
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x=490kg
490+y/36=15
from this find y