Exams

What is the mean of the first five Triangular Numbers?

The area of a square is equal to its side, if the side is 1 unit.

HCF of two numbers is 19 and their LCM is 665. If one of the number is 95, find the other.

Select the missing number from the given responses?

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'.

A team of researchers from the University of Florence and Germany's University of Bonn found that plants (1)/ respond to anesthetics the same way that (2)/humans and animals does. (3)/  No error (4)

Which type of electromagnetic radiation has the shortest wavelength?

Which of the following cube in the answer figure cannot be based on the unfolded cube in the question figure?

For triangle PQR, find equation of altitude PS if co-­ordinates of P, Q and R are (1,2), (2,­-1) and (0,5) respectively?