Answer to Question #114648 in Algebra for Tina

Question #114648

Tom scored 50% in a test.if his actual Mark's were 15.determine the total Mark's of the test.

Expert's answer

Let x be the total marks of the test. Then,

"50\\%~\\text{of}~ x = 15\\\\\n\n\\frac{50}{100}\\cdot x = 15\\\\\n\nx=30"

Therefore, the total marks is 30.

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