Exams

If θ is positive acute angle and 4sin2θ = 3, then the value of tan θ - cot θ/2 is

The average salary of male employees in a firm was Rs. 5200 and that of females was Rs. 4200. The mean salary of all the employees was Rs. 5000. What is the % of female employees?

A vendor buys some bananas at the rate of 2 for Re 1 and sells at the rate of 10 for Rs 7. What will be the result?

How many times a person can be elected as the President of India?

In the following question, select the missing number from the given series.
1, 3, 6, 10, 15, ?

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'.

My best wishes (1)/ are always (2)/ with you. (3)/ No error (4)

In the following question, select the related number from the given alternatives.
243 : 819 : : 163 : ?

Choose the correctly spelt word:-