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Then 10 students with an average height of 120 cms join theclass.

What will be the average height of the class now

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There are 20 students with an average height of 105 cms in a

The average height of 50 pupils in a class is 150 cm. Five o

Average age of students of an adult school is 40years.

120 n

120 n

Three math classes: X, Y, and Z, take an algebratest.

The av

The av

Three math classes: X. Y, and Z, take an algebratest.

The av

The av

There are two examinations rooms P and Q. If 10 students are

There are two examinations rooms A and

B. If 10 students are

B. If 10 students are

There are two examinations rooms A and

B. If 10 students are

B. If 10 students are

The average age of a group of 12 students is20years.

If 4 m

If 4 m

In a competitive exam, the number of passed students was fou

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