A one-kilogram cake is divided into 3 pieces whose weights are in the ratio 1:2:4. What is the weight of the second piece? EXPLANATION ALONG WITH ANSWER NEEDED. Wrong answers and answers without explanation- will be reported.

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

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?

P= price tax is 4% added to the price. which expression shows the total price including tax?