A crow picks up pebbles and puts them into a pot which is 10 m away from th pot. In doing so, it makes 5 trips within 80 seconds. What is the aerage speed of the crow?

A crow picks up pebbles and puts them into a pot which is 10 m away from the pot. In doing so, it makes 5 trips within 80 seconds. What is the average speed of the crow?

A man is watching from the top of a tower a boat speeding away from the tower. The boat makes an angle of depression of 45° with the man's eye when at a distance of 60 m from the bottom of tower. After 5 seconds, the angle of depression becomes 30°. What is the approximate speed of the boat assuming that it is running in still water ?

A boat sails downstream from point A to point B, which is 10 km away from A and then returns to A. If the actual speed of the boat (in still water) is 3 km/h, the trip from A to B takes 8 hours less than that from B to A. What must the actual speed of the boat for the trip from A to B to take exactly 100 minutes?

A bird sitting on a tree top at a heigth of 10 m from the ground picks up sticks lying on the ground to build a nest on the tree top. It starts picking up the sticsk at 7:00 a.m. and ends up 7:10 a.m. During this interval it makes 5 trips up and down. Find the averae speed and average velocity of the bird

A bird sitting on a tree top at a height of 5 m from the ground, picks up sticks lying on the ground to build a nest on the tree top. It starts picking up the sticks at 7:00 a.m. and ends up at 7:10 a.m. During this interval it makes 5 trips up and down. Find the average speed and average velocity of the bird.

A 5 kg ball is trhown up with a speed of 10 m/s. What is the height to which it rises?

Hey friends I am sujatha from akkalaredypalle of kakapo district the woman in the picture is my mother she carries potable water for us from the stream which is 4 km away from our village it is very difficult to walk all the way by carrying the water pots it takes lot of time also but it is very essential for us as we can't do anything without water so we use water previously what do you think after listening to Sujata's story?