Verbal Reasoning - Mental Ability Questions

The weights of 4 boxes are 90, 40, 80 and 50 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?

Select the missing number in the given box?

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

ACE, GJI, MQM, ?

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

GLN, HNQ, IPT, JRW, ?

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

DW, FY, HA, JC, ?

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

HOT, GMQ, FKN, EIK, ?

Select the missing number from the given responses:

Engineer is related to Engineering in the same way as Doctor is related to