The following question consists of two statements I and II are given below. You have to decide whether the data provided in the statements are sufficient to answer the question.
What is the average age of the children in the class?
I. Age of the teacher is as many years as the number of children.
II. Average age increased by 1 year if the teacher’s age is also included.
(a) The data in statement I alone was sufficient to the answer the question while II alone not sufficient to the answer the question.
(b) Data in statement II alone are sufficient to answer the question while data in statement I alone are not sufficient to answer the questions.
(c) The data in statement I alone or in statement II alone are sufficient to answer the questions.
(d) The data in both statements I and II are not sufficient to answer the question.
The following question consists of two statements I and II are given below. You have to decide whether the data provided in the statements are sufficient to answer the question.
What is the average age of the children in the class?
I. Age of the teacher is as many years as the number of children.
II. Average age increased by 1 year if the teacher’s age is also included.
(a) The data in statement I alone was sufficient to the answer the question while II alone not sufficient to the answer the question.
(b) Data in statement II alone are sufficient to answer the question while data in statement I alone are not sufficient to answer the questions.
(c) The data in statement I alone or in statement II alone are sufficient to answer the questions.
(d) The data in both statements I and II are not sufficient to answer the question.
Let there be children.
I. gives, age of teacher =
II. gives, average age of persons= years.
Teacher age =
Thus, the teacher’s age cannot be obtained.