Verbal Reasoning - Mental Ability Questions

Selecttherelatedword/letters/numbersfromthegivenalternatives: 20:11::102:?

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

12, 24, 72, 288, ?

Find the odd word/letters/number pair from the given alternatives

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
REASONABLE

A is taller than B but smaller than E. C is the smallest of all. D is taller than A but smaller than E. Who is the tallest of the five?

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

9 , 21, 45, 93, ? , 381

Rajan and Manu went to a market. Rajan bought 3 erasers and 5 pens for Rs 105 and Manu bought 4 erasers and 6 pens for Rs 130. What is the price of one eraser?