What is 640 divided by 79 with remainders?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

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?

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3