Verbal Reasoning - Mental Ability Questions

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

12, 17, 34, ?, 78, 83, 166

If "A" means "subtraction", "B" means "division", "C" means "addition" and "D" means "multiplication", then

305 B 5 A 28 C 43 D 12 = ?

Read the following passage and answer the questions based on it.

1) Vinay, Vinay, Vikas, Vasu, Vaibhav, Varun and Vishal are sitting around a circle facing at the center.

2) Vasu is the third to the right of Vikas.

3) Varun is second to the left of Vinay and second to the right of Vishal.

4) Vaibhav is third to the right of Vinod and is not an immediate neighbor of Varun.

Who is second to the right of Vinod?

Choose the correct alternative which will complete the following series.

4, 8, 12, 24, 18, ?

2 is to 55 as 6 is to

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

57, 54, 48, 39, ?, 12

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

67, 80, 93, ?, 119, 132

A man pointing to a photograph says, 'The lady in the photograph is my nephew's maternal grandmother." How is the lady in the photograph related to the man's sister who has no other sister ?