Verbal Reasoning - Mental Ability Questions

Choose the word which is least like the others word in a group?

A is sister of B who is mother of C who is mother of D. E is the grand mother of D. Then how C is related to E ?

In the following question, select the related number from the given alternatives.

5 : 124 : : 6 : ?

Select the related word/letters/number from the given alternatives.

Play:Actor::Concert:?

In the following question, select the missing number from the given series.

64, 73, 83, 94, ?, 119

Which of the following interchanges in signs will make the given equation correct?
17- 15 x 5 = 250

Three of the following four are alike in a certain way and hence form a group. Which is the one that does not belong to that group?

 In the following question four words are given of which two words are most nearly the same or opposite in meaning. Find the two words.

(A) Soft    (B) Fatiguing     (C) Discordant     (D) Force