Length of a train, whose speed is 36 km/h, is 180

Read the following statement and answer the following question.

A @ B means AB is the mother of

A # B, which means AB is father.

Find the missing code letter from the following response:

PGO, QHP, RIQ, _________

Select the correct mirror image of the given figure when the mirror PQ is placed to the right side of the figure.

Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.

In a code language ‘SHE WON GOLD MEDAL’ is written as 'JRP VMT QMNZ KPZFN' then how will you write ‘DOME’ in this language?

In a row of certain students, Karishma is 16th from the left and 18th from the right.

What is the total number of students in the row?

How straight lines are there in the given picture?

From the given alternative words below, select the word, which cannot be formed using the letters of the word 'Suspensefulness'. 

In a certain code language, 'FRONT' is coded as '21593' and 'OFTEN' is coded as "52739'. What is the code for 'E' in the given code language?

Statements:

Some dates are hazelnuts.

All hazelnuts are walnuts.

Conclusions:

I. Some dates are walnuts.