What sum of money must be given as simple interest for six months at 4% per annum in order to earn 150 interest?

The marked price of a watch is 800. A shopkeeper gives two successive discounts and sells the watch at 612. If the first discount is 10%, the second discount is: 

When did the Indian Constitution come into force?

Who has been appointed as the Director (Technical) of REC Limited ?

Which ruler of Jaipur established the Albert Museum?

Two chords AB and CD of a circle with centre O intersect at P. If ∠APC = 40°. Then the value of ∠AOC + ∠BOD is

√6+√6+√6+… is equal to –

Union Cabinet has approved the signing of guarantees for hosting the _____________ in India.