Exams

Average of the marks of 132 students of a college is 40. If the average of the marks of the passed students is 42 and the average of the marks of the failed students is 20, then what will be the respective ratio of the total marks of passed students and the total marks of failed students?

Mohan earns a profit of 20% on selling a jean at 15% discount on printed price. The ratio of the cost price to printed price of the jean is

Name the reddish brown gas evolved when Lead Nitrate is heated strongly.

BCG vaccine is given to protect from which of the following?

A sum fetched a total simple interest of Rs. 7728 at the rate of 7% per year in 8 years. What is the sum?

Find the acceleration (in m/s2) of a body which accelerates from 10 m/s to 20 m/s in 4 seconds.

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'.Passive voice sentences tend to be more wordy and (1)/ vague but could still be useful in some (2)/ situations, such as formal or scientific writing. (3)/ No error (4)

Refer the below data table and answer the following question. It shows the number of children in each house of a society.

What is the average number of children per house?