a group of scientists studied the amount of erosion at a beach. the scientists determined that the equation y=-0.5x+26 models the amount of shoreline, y, in feet, x decades after 1950. which statement is true based on the model?

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

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?