Mr. James had written two math tests. First test was worth 25% where he scored 40 marks outof x and second test was worth 75% where he scored 60 marks out of 2x. Determine the valueof x if Mr. James has an average of 50% in the course. Please show your detailed explanationwith steps.

Answered: Mr. James had written two math tests.…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Mr. James had written two math tests. First test was worth 25% where he scored 40 marks out of x and second test was worth 75% where he scored 60 marks out of 2x. Determine the value of x if Mr. Jam es has an average of 50% in the course. Please show your detailed explanation with steps.