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The ages of $10$ students of a group are given below. The ages are given in months-years as:

$8 − 6, 9 − 0, 8 − 4, 9 − 3, 7 − 8, 8 − 11, 8 − 7, 9 − 2, 7 − 10, 8 − 8$

From the following choices, the lowest age is:

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7-8

7-7

2-7

9-3

answer is A.

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Detailed Solution

Given that, the ages of the students.

8 − 6, 9 − 0, 8 − 4, 9 − 3, 7 − 8, 8 − 11, 8 − 7, 9 − 2, 7 − 10, 8 − 8

On analyzing the given data, the lowest age

= 7 − 8

(

7

years and

8

months).
The lowest age group of students is

7 − 8

.
Hence, option 1) is correct.

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