A maths exam is marked out of 120. Passing mark is 40 %. What are the marks required for passing?

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Detailed Solution

Concept- Remember the percentage formula:

. Calculate the score needed to pass the test using this formula.
A fraction of the quantity stated by taking 100 as a whole is what is meant by a percentage of a quantity. 100% refers to the complete amount or the whole. The Latin word Per Cent, from which the English word percent is derived, signifies hundred. Simply using a percentage to express a fraction with 100 as a whole is convenient. A figure expressed as a fraction of 100 is called a percentage. It is calculated by multiplying the ratio's numerical value by one hundred. When calculating the percentage of students who passed the exam, we multiply the ratio of students who passed by the total number of students who took the exam by 100. As a result, the total score for the question is 120, and in order to pass the test, a student must receive at least a 40%. We are aware that the percentage of passing marks is determined by multiplying the ratio of passing marks to total marks by 100. Let x be the minimum passing score. Then, we have the subsequent: