Aptitude and Reasoning Questions

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.
49, 64, ?, 100, 121

In ΔABC, ∠BAC = 90° and AD is drawn perpendicular to BC. If BD = 7 cm and CD = 28 cm, then what is the length (in cm) of AD?

In each of the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.

Statements:
I. Some boys are hardworking.
II. No intelligent are boys.

Conclusions:
I. Some hardworking are not intelligent.
II. All hardworking are intelligent.
III. Some intelligent are not hardworking.

The sets of numbers given in the alternatives are represented. The columns and rows of Matrix I are numbered from 0 to 4 and that of Matrix II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g.,A can be represented by 12,24, etc., and 'R' can be represented by 57, 76, etc. Similarly you have to identify the set for the word 'ROSE'

The radius of two cylinders are in the ratio of 3:2 and their heights are in the ratio 3:7. The ratio of their volumes is :

ΔPQR is right angled at Q. If cotP = 5/12, then what is the value of tanR ?

Aditya said, "I have two children and Anil is the father of my daughter's only niece". How is Anil related to Aditya?