A and B together can finish a work in 30 days. They worked for it for 20 days and then B left the work. The remaining work was done by A alone in 20 days more. In how many days can A alone finish the work?
A cylindrical vessel of radius 4 cm contains water . A solid sphere of radius 3 cm is dipped into the water until it is completely immersed . The water level in the vessel will rise by
On 29 September 2017, SEBI allowed Sovereign wealth fund and other long term Foreign Portfolio Investors (FPIs) to buy corporate debt up to ______ in infrastructure sector.