Exams

Around how much percent of earth's surface is covered with water?

Δ ABC is right angled at B. If m∠A = 30°. What is the length (in cm) of AB, if AC = 8 cm?

A courier delivery man cycles 6 km South, then turns West and cycles 2 km West, then turns to his right and cycles 6 km, then turns West and cycles 8 km.Where is he now with respect to his starting position?

If M = (3/7) ÷ (6/5) × (2/3) + (1/5) × (3/2) and N = (2/5) × (5/6) ÷ (1/3) + (3/5) × (2/3) ÷ (3/5), then what is the value of M/N?

Usha, Tulsi, Divya, Pooja, Rohit, Aakash and Aditi are facing north. Rohit is at the immediate left of Aakash, while Divya is the neighbour of Tulsi and Pooja. The one who is third to the left of Pooja is on one of the ends. Aditi is fourth to the left ofRohit. Who are the neighbours of Tulsi?

The SI unit of momentum is _____________.

Two pipes can fill a cistern in 28 and 21 hours respectively and an another pipe can empty 30 gallons of water per hour. All the three pipes working together can fill the empty cistern in 84 hours. What is the capacity (in gallons) of the cistern?

Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.