Carter sells cashews for$3.00 dollars a pound, hazelnuts for $2.50 a pond, and peanuts for$1.75 a pound. how many pounds of cashew and hazelnuts should be mixed with 50lbs of peanuts to obtain a mixture of 100lbs that will sell for$2.30 a pound so that the profit or loss is unchanged ?

Name the most appropriate metric unit for each measurement like the mass of cow

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1