Study the following information carefully and answer the given questions.
Seven flights namely Jet Airways, British Airways, Delta, Quantas, Emirates, Lufthansa, Air India are scheduled to fly to London. There is only one flight to London on each of the seven days of the week, starting from Monday and ending on Sunday.
Delta flies on Wednesday. Air India flies the day next to British Air ways. British Airways does not fly on Monday or Friday. Two airlines fly between the days British Airways and Emirates fly. Emirates does not fly on Sunday. Quantas flies a day before Lufthansa.
How many flights fly between Lufthansa and Delta?

Count the number of triangles in the figure.

CONSTITUTIONAL 

Which two signs have to be interchanged to correct the given equation?
52 + 64 – 16 ÷ 36 × 6=20

If in a certain code, ‘RESPONSES’ is written as ‘ESRONPESS’, then how can ‘SIGNATURE’ be written in the same code ?

Arun said, “This girl is the wife of the grandson of my mother.” Who is Arun to the girl?

In a family, G is married to F and they have five children. K is uncle of G who is brother of R. How many male members are there in a family?

Direction: Study the following arrangement carefully and answer the questions given below.
C 3 # R A T 1 E J $ K @ F U 5 4 V I 6 © D 8 * H N 7 δ 2 W

How many such numbers are there in the above arrangement each of which is immediately preceded by a letter but not immediately followed by a letter?