Quantitative Aptitude - Arithmetic Ability Questions

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

If √(1 - cos2A)/cosA = x, then the value of x is

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

Two whole numbers are such that the cube of first number exceeds the cube of second by 61 and the ratio of the numbers is 5:4. What is the value of larger number?

If Gadadhar's salary is 3/2 times of Haamid's and Sarvesh's is 4/3 times of Haamid's, what is the ratio of Gadadhar's salary to Sarvesh's?

If √(sec2A ­ 1) = x, then the value of x is

While selling a watch, a shop-­keeper gives a discount of 5%. If he gives a discount of 7%, he earns Rs.15 less as profit. The marked price of the watch is

In a circle, two arcs of unequal length subtend angles in the ratio 5:3. If the smaller angle is 45° then the measure of other angle in degrees.