a plumber needs 100 feet of pipe for a job. she plans on buying copper pipe and PVC pipe. copper pipe costs $4.50 per foot and PVC pipe costs $1.10 per foot. the plumbers budget is up to $350

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The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet