HELP WILL GIVE BRAINLIEST! (third is the y-intercept is 3, and the slope is 3) (fourth is the y-intercept is 1/3 and the slope is 1/3)

Me asap! what is the slope of this line? enter your answer in the box.

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?

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?