Buzz is buying 143 sodas for his pool party. they sold in packs of 12 and 35. pack of 35 is $12.58 and pack of 12 is $7.19.how many packs of 35 should she buy and how many pcks of 12 she buy so she spend least amount of moneu?

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?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer