Please help! No one has been able to help me with a correct step by step and answer ):

Aladder that is 30 ft long needs to reach 27 ft up a building. what should the angle of the vertical be?

Can u guys do this ratio question. this is extremely urgent a tap is leaking water at a rage of 1l every 8 hours. how long will it take for the tap to leak a total of 300ml?

On average a herd of elephants travels 10 miles in 12 hours you can use that information to answer different questions drag each expression to show which is answers