Quantitative Aptitude - Arithmetic Ability Questions

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?

Coefficient of x2 in (x + 7)(5 - 3x)(3x - 6) is

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

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

The perimeter of a triangle is 28 cm. If the length is 5/2 times its breadth, find the length and breadth of the triangle.

When [x + (1/x)] = 5, then what is the value of [x – (1/x)]?

If (8 - 10x) - (13x - 2) = -9, then the value of x is

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔABC is 98 cm sq, what is the area (in sq cm) of quadrilateral BDEC?