Aptitude and Reasoning Questions

Select the option that depicts the following transparent sheet (Problem Figure) when folded at the dotted line shown.

A piece of work can be done by 16 men in 8 days working 12 hours a day. How many men are needed to complete another work, which is three times the first one, in 24 days working 8 hours a day?

What is the value of a2 + b2a3 - b3, when a + b = 8 and a - b = 2?

If 'P' means 'divided by', 'T' means 'add', 'M' means 'subtract' and 'D' means 'multiplied by', then what will be the value of the following expression?

12 M 12 D 28 P 7 T 15

Parul cycles 3 km East, then turns South and cycles 1 km, then turns West and cycles 2.5 km, then turns to her right and cycles 1 km. Where is she now with reference to her starting position?

Below are given statements followed by some conclusions. You have to take the given statements to be true even if they seem to be at variance with the commonly known facts.

Statements :
1) Beacuse of motor vehicles like cars, pollution has increased manifold.
2) Resiratory diseases are increasing due to pollution.

Conclusions :
1) If cars were not there pollution would be nil.
2) Doctors earn a lot due tgo pollution.

Decide which of the given conclusions logically follows from the given statements.

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

Select the odd word/letters/number/number pair from the given alternatives.