Exams

Simplify 81x2 - 49y29x + 7y

What is the average of 90, 250, 240, 204, and 616?

Which of the following is the third member of the Dobereiner triad, that also features Lithium and Sodium?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

12 x 6 ÷ 5 + 4 = ?

Edward Jenner discovered vaccine for which of the following disease?

49th Parallel is the boundary line between which two countries?

What is the value of [sin (y – z) + sin (y + z) + 2 sin y]/[sin (x – z) + sin (x + z) + 2 sin x]?

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'.

Mohan wishes (A)/ he will be (B)/ richer. (C)/ No Error (D)