Quantitative Aptitude - Arithmetic Ability Questions

PQ and RS are common tangents to two circles intersecting at A and B. AB, when produced both sides, meet the tangents PQ and RS at X and Y, respectively. If AB = 3 cm, XY = 5 cm, then PQ (in cm) will be

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.

What is the reflection of the point (4, 7) in the line y = -1?

The income of Rahul is Rs 60000 and his expenditure is Rs 40000. If his income is increased by 20% and expenditure in increased by 15%, then what will be the percentage increase in his savings?

If (1/4 of x) - (4/5 of 6/7) equals - 9/7, then value of x is

If 5x/2 - [7(6x - 3/2)]/4 = 5/8, then what is the value of x?

Δ XYZ is right angled at Y. If m∠Z = 60°, what is the length of YZ (in cm), if ZX = 3√3 cm?

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