Quantitative Aptitude - Arithmetic Ability Questions

The sum of a fraction and 3 times its reciprocal is 37/10. What is the fraction?

Find co-ordinates of the mid point of the segment joining points C (3,-5) and D (-7,3).

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

The areas of two similar triangles ΔXYZ and ΔPQR are 100 sq cms and 25 sq cms respectively. If PQ = 4 cm then what is the length of XY (in cm)?

What is the equation of the line whose y­-intercept is ­3/4 and making an angle of 45° with the positive x-­axis?

If secA/√(sec2A ­- 1) = x, then value of x is

tan2Asin2Ais equal to

Dodecahedron has 20 vertices. How many edges does it have?