Questions

Two circles of same radius intersect each other at P and Q. If the length of the common chord is 30 cm and distance between the centres of the two circlesis 40 cm, then what is the radius (in cm) of the circles?

A boat goes 15 km upstream and 10 1/2 km down stream in 3 hrs 15 min. It goes 12 km upstream and 14 km downstream in 3 hrs. What is the speed of the boat in still water?

‘Mentor India’ Compaign is an initiative to engage leaders who can guide and mentor students at ‘Atal Tinkering Labs’ across the country. Who launched‘Mentor India’ Campaign?

According to the Constitution, the ratio between the length and breadth of the national tricolor should be

Which five year plan aimed at following regional approach, instead of a sectoral approach so as to bring down regional inequalities?

Jimmy Wales and Larry Sanger are associated with?

Who was the dentist who killed Cecil-the Lion in 2015?

Sea Guardian drones were obtained from which country?