There were 100 customers in a restaurant that were asked whether they like chicken or beef and whether they liked rice or pasta. out of 30 customers that liked rice, 20 liked chicken there were 60 customers that liked chicken

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.

Arational number that is equivalent to -20/4?