Verbal Reasoning - Mental Ability Questions

I learnt from my experience that by______ my anger and resentment, and by avoiding _________ I could overcome opponents more successfully than could those who openly defied their adversaries.

If the first and third letters in the word 'ANNIHILATION' are interchanged , also the second and fourth, the fifth and seventh and so on, then which of the following letter would be the 6th from the left?

The missing number in the series 9 81 ? 6561 59049

Synonym for the word : Bleak

Rajitha has a calculator, which has 10 digits. She want to clean the calculator by removing all the keys and while reassembling it, she interchanged the locations of 3 pairs of keys. For example, if she placed the key ‘3’ in the place of the key ‘7’, she placed the key ‘7’ only in the place of the key ‘3’ and not any other key. All keys that were interchanged corresponded only to numbers. Later, she input some calculations and obtained outputs as provided in the table below. The input is shown in terms of the keys that Kavitapressed, while the output is the output displayed by the calculator.

Output:

1.   95 + 84=128
2.   128 + 64=195
3.   912 + 43=942
4.   178 + 19=192

Question :

Which of the following pair of digits is unchanged ?

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?
_qr_srq_p_rs_r_p

If '/' denotes 'subtraction', '-' denotes 'addition', '+' denotes 'multiplication' and 'x' denotes 'division', which of the following is the value of the expression

182/91x7+3-1

Priya cycles 5 km North, then turns East and cycles 4 km, then turns South and cycles 5 km, then turns to her right and cycles 6 km. Where is she now with reference to her starting position?