Delfina's graduation picnic costs $35 for every attendee. Write an equation that shows the relationship between the attendees (a) and the cost (c).

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

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.

Will mark ! (10 points also! ) if x varies inversely with y and x =6 when y= 10, find y when x=8 a. y=4.8 b. y=7.5 c. y=40/3 d. y=4/15