Quantitative Aptitude - Arithmetic Ability Questions

If P : Q = 9 : 7, then what is the value of (P – Q) : (P + Q)?

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

Which value among 53, 64,126,27612 is the largest?

Find the missing number?

The HCF of 20, 28 and 48 is

What is the value of [(cos 3θ + 2cos 5θ + cos 7θ)÷(cos θ + 2cos 3θ + cos 5θ)] + sin 2θ tan 3θ?

A chord of a circle is equal to its radius. A tangent is drawn to the circle at an extremity of the chord. The angle between the tangent and the chord is

The side of an equilateral triangle is 8 cm. Find its area (in cm2).