If the first and second digits in the sequence 5 9 8 1 3 2 7 4 3 8 are interchanged, also the third and fourth digits, the fifth and sixth digits and so on, which digit would be the seventh counting to your left ?

A. 1
B. 4
C. 7
D. 6
E. None of these

Option D

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If the position of the first and the sixth digits of  the sequence of numbers 8  9  0  3 2  1  4  6  7  5 are interchanged, the second and the seventh and so on. which number would be seventh from the right end ?

A. 2
B. 6
C. 7
D. 8
E. 9

Option C

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The letters L, M, N, O, P, Q, R, S and T in  their order are substituted by nine intergers 1 to 9 but not in that order. 4 is assigned to P. The difference between P and T is 5. The difference between N and T is 3. What is the integer assigned to N ?

A. 4
B. 5
C. 6
D. 7

Option C

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Thirty six vehicles are parked in a parking lot in a single row. After the first car, there is one scooter. After the second car, there are two scooters. After the third car, there are three scooters and so on. Work out the number of scooters in the second half of the row.

A. 10
B. 12
C. 15
D. 17

Option C

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in the following sequence of instructions, 1 stands for Run, 2 stands for Stop, 3 stands for Go, 4 stands for Sit and 5 stands for Wait. If the sequence were continued, which instruction will come next ?
4  4  5  4  5  3  4  5  3  1  4  5  3  1  2  4  5  4  5  3  4  5  3

A. Wait
B. Sit
C. Go
D. Stop
E. Run