The temperature in alaska is 15° celsius at midday. by evening the temperature is 5° celsius. the drop in temperature can be calculated by (+15) – (+5) = 10 by midnight the temperature is – 8° celsius. by how much has the temperature dropped from midday (show your calculations using a similar format to the one above)?

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?

How do you determine if an ordered pair is a solution to a given equation?

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.