Atall man, who is sitting up straight in his seat, is completely blocking john's view at the cinema. john is 10m from the 4m high screen. the man is 1m in front of john. how far would the man need to lower his head and shoulders if john is to be able to see all of the screen ?

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?

Having a hard time understanding this question (see attachment).

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?