Jason, Eric, and Kylie have a combined age of 38. If Jason is 4 years older than Kylie, and Eric is 2 years younger than Kylie, how old is each?​

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75