6. A student's grades in the three tests in College Algebra are 85, 60, and 69. a) How many points does the student need on the final to average 74?
b) Find part (a), assuming that the final carries double the weight.
a) The student must score
(Type an integer or a decimal.)
on the final.
b) The student must score
(Type an integer or a decimal.)
on the final, assumming that the final carries double the weight.