The average age of the boys in a class is $16$ years and that of the girls is $15$ years. The average age for the whole class is

15

years

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15.5

years

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16

years

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Cannot be computed with the given information

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Solution

The correct option is D Cannot be computed with the given information
Given that the average age of boys and girls in a class.

But, the number of boys and girls is not given in the data. Therefore, the whole class average cannot be computed with the given information.

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Similar questions

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Q. The average age of a class is

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There are 30 students in a class whose average age is 20 years. The average age of the boys in the class is 3 less than the average age of the girls in it. If the age of their class teacher, which is between 49 years and 54 years is included with boys, the average age of the boys equals to that of the girls. If the average age of boys as well as the average age of girls are integers, then how many boys are there in the class?

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The average age of the boys in a class is 16 years and that of the girls is 15 years. The average age for the whole class is

The correct option is D Cannot be computed with the given informationGiven that the average age of boys and girls in a class. But, the number of boys and girls is not given in the data. Therefore, the whole class average cannot be computed with the given information.

The average age of the boys in a class is $16$ years and that of the girls is $15$ years. The average age for the whole class is

The correct option is D Cannot be computed with the given information
Given that the average age of boys and girls in a class.

But, the number of boys and girls is not given in the data. Therefore, the whole class average cannot be computed with the given information.