Questions

If cos(A-B) - cos(A+B) = x, then the value of x is

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be atvariance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement I: All sticks are canes

Statement II: Some wands are sticks

Conclusion I: Some canes are wands

Conclusion II: No wands are canes

Find the odd word/letters/number pair from the given alternatives.

Saina Nehwal is associated with which sport?

Who won the 2017 Pulitzer Prize for Drama 'Sweat'?

Who is the author of "It's All in the Planets"?

Which of the following is the name of a medieval Indian book on mathematics?

Two circles of radii 17 cm and 8 cm are concentric. The length of a chord of greater circle which touches the smaller circle is