Now assume there are two exams worth 40% each and a paper worth 20%. You get a 60 on the midterm and a 100 on the paper.

a.) What is your grade at this point in the course?

b.) What is the highest possible grade you can get in the class?

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)