Verbal Reasoning - Mental Ability Questions

If 'x' means addition, '­' means division, '÷' means subtraction and '+' means multiplication, then which of the equations is correct?

Arrange the given words in the sequence in which they occur in the dictionary.
1. Train
2. Topper
3. Tingling
4. Tumbler
5. Traction

Select the related number from the given alternatives.
77 : 84 :: 121 : ?

If A means +, B means ×, C means ÷, D means −, then the value of given equation will be?

Find the next term in the following series. Z26, X24, V22, .........

Select the related word/letters/number from the given alternatives.
JS : QH : : VW : ?

In the following question, select the related letters from the given alternatives.
AEDM : ZQRN : : FLMO : ?

If 5@1=60; 12@8=200; 16@2=180; then what is the value of 16@10=?