Which nutrient stimulates the root growth of a plant?

Select the option that is related to third cluster in the same way first cluster is related to second cluster.

NAP: 93 :: DEAF: ?

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

Map: Geography

Select the option that is related to the third number in the same way as the second number is related to the first number.

14: 112 :: ? : 312

Three of the following letter-clusters are alike in some manner and hence form a group. Which letter-cluster does not belong to that group?

How is J related to H?

Some equations are solved based on a certain system. On the same basis find out the correct answer for the unsolved equation.  

Hawa Mahal : Jaipur :: Victorial Mahal : (?)

Which two signs should be interchanged to make the following equation correct?

36 ÷ 48 × 16 + 8 – 40 = 76

'Excel' is related to 'Spreadsheet Software,' in the same way as 'PowerPoint' is related to '____.'

If 8 x 5 = 24 and 9 x 4 = 45 then 13 x 4 = ?