Quantitative Aptitude - Arithmetic Ability Questions

Coefficient of x2in (x + 9)(6 - 4x)(4x - 7) is

The costs of daily ticket of local train is Rs. 50 and Monthly Pass costs is Rs. 1125. If I buy the Monthly Pass and travel for 30 days in a month then I save?

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

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

In the following question, select the odd word pair from the given alternatives.

In these questions, a question is given followed by information in three statements. You have to consider the information in all the three statements and decide the information in which of the statement(s) is not necessarily required to answer the question and therefore can be dispensed with. Indicate your answer accordingly How many students from institute 'A' got placement?

I. Number of students studying in institutes A and B are in the ratio of 3:4 respectively.

II. Number of students who got placement from institute B is 120% of the number of students who got placement from institute A

III. 80% of the students studying in institute B got placement.

What is the simplified value of [(sec3x – tan3x)/(sec x – tan x)] – 2 tan2x – sec x tan x?

The total surface area of a hemisphere is 4158 cm2. Find its diameter (in cm).