Quantitative Aptitude - Arithmetic Ability Questions

The radius of a hemisphere is 21 cm, what is its volume? (Take π = 22/7)

In a triangle the length of the side opposite the right angle is 6 cm, what is the length of the side opposite to the angle which measures 30°?

In a cyclic quadrilateral ABCD , the side AB is extended to a point X. If ∠XBC = 82° and ∠ADB = 47° , then the value of ∠BDC is

If PQ and PR be the two tangents to a circle with centre O such that ∠QPR = 120° then ∠POQ is

In Δ ABC , if ∠BAC = 90° and AB = AC , then ∠ABC is

Two circles touch externally. The sum of their areas is 130π sq.cm and the distance between their centers is 14 cm. The radius of the bigger circle is

The diagonals do not form at least two congruent triangles in a _____.

Points P and Q lie on side AB and AC of triangle ABC respectively such that segment PQ is parallel to side BC. If the ratio of AP:PB is 1:4 and area of Δ APQ is 4 sq cm, what is the area of trapezium PQCB?