Verbal Reasoning - Mental Ability Questions

A man starts from point 'O', travels 20 km towards east to reach point 'A', turns right and travels 10 km to reach point 'B', turns right and travels 9 km to reach point 'C', turns right and travels 5 km to reach point 'D', turns left and travels 12 km to reach point 'E' and then turns right and travels 6 km to reach point 'F'.

What is the shortest distance between point 'E' and point 'C'?

If -2@-4 = -8, -1@-8 = -8 and -1@6 = 6, then find the value of -1@7 = ?

If WORK = 7935, ROCK = 3587 and WART = 1945, which digit stands for T?

Find out the odd word/letters/number/number pair from the given alternatives.

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

76, 38, 19, 9.5, ?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it? a_c_e_b_de

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
A, E, I, M, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
NM, PK, SI, ?