Verbal Reasoning - Mental Ability Questions

In the following question, select the related word from the given alternatives.
Ampere : Electric current : : Fathom : ?

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

If "A" means "plus", "B" means "divide", "C" means "multiply" and "D" means "minus", then 180 B 36 C 5 A 8 D 32 = ?

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.
-7.25, -5.75, -4.25, -2.75, ? , 0.25

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

5, 9, 13, 17, ?, 25

Three words in bold letters are given in each question, which have something in common among themselves. Out of the four given alternatives, choose the most appropriate description about these three words.

Vesuvius: Etna: Kilimanjaro

If 4Δ2 = 60, 7Δ9 = 160 and 8Δ3 = 110, then find the value of 3Δ2 = ?

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

PMA, RPE, TSI, VVM, ?