Exams

The mean score in a test of the 10 boys in a class was 15 while the overall mean of the 25 students in the class was 16.2. What was the mean score of the girls?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'. 

To who (1)/ did you (2)/ speak last night? (3)/ No error (4)

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Keep your chin up

When large quantities of ___ are consumed, it tends to slow metabolic processes and to depress the central nervous system.

In an examination, student gets on average 76 marks. The total marks for five subjects is 500. His marks in 4 subjects are mentioned, calculate the marks obtained by the student in Mathematics marked as 'x' in the table given below.

If x - 2y = 2 and 3x + y = 20, then the value of (x,y) is

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

He explained that the pillars of tribalism (1)/ that humans rely on for security would always (2)/ counter any significant culture or social change. (3)/ No error (4)

Which of the following are highly compressible?