PLEASE help- weighted averages.
Student A tests- 95, 74, 82, 92, 81. (in order from 1 to 5)
Student B tests- 76, 88, 90, 81, 72 (also in order)

"What if the teacher decided that test 5 would count for 40% of the final grade and test 4 would count for 30% of the final grade and each of the other tests would count for 10%. Calculate the new average for each student."

Question

PLEASE help- weighted averages. 
Student A tests- 95, 74, 82, 92, 81. (in order from 1 to 5)
Student B tests- 76, 88, 90, 81, 72 (also in order)

"What if the teacher decided that test 5 would count for 40% of the final grade and test 4 would count for 30% of the final grade and each of the other tests would count for 10%. Calculate the new average for each student."

kc_kennylau · Answer

do you really have no calculator