Assertion (A): Reading improves vocabulary. Reason (R): Vocabulary is essential for effective communication. Which of the following is correct?

A. BOTH A AND R ARE TRUE, AND R IS THE CORRECT EXPLANATION OF A.

What are the roots of the quadratic equation x² - 4x + 4 = 0?

A. 2, 2
Posted in:  Quadratic Equations -  Algebra -  Mathematics

In a race of 50 runners, if Mark is in 15th position and he swaps places with the runner in 30th position, what will be Mark's new rank from the top?

C. 16

Dog is to Bark as Cat is to ?

A. MEOW

Assertion (A): All birds can fly. Reason (R): Penguins are birds. Which of the following is correct?

D. A IS FALSE, BUT R IS TRUE.