Select the option that represents the letters that, when

In the following question, select the related letter pair from the given alternatives. 

KW : FR :: ? 

Which of the following options is the closest approximate value that should come in place of the question mark (?) in the following equation?

Choose one of the following correct combination of mathematical signs which can be filled sequentially to balance the following equation.

Select the correct mirror image of the given figure when the mirror is placed at MN as shown below.

Statement: All the Roses are jasmine. Some jasmine are sunflower. Some sunflowers are beautiful.

Conclusion:

In the following question, select the missing number from the given series.

12, 24, 72, 288, 1440, ?

Select the word that can be formed using the letters of the given word only as many times as the letters have been used in the word.

If PEARS is coded as 101 and CAT is coded as 49, then how would MEAL be coded?

What should come in place of the question mark (?) in the given series based on the English alphabetical order?

HKR, DGN, ZCJ ,VYF, ?