You are at question (MCQ) number 4 and Test Number 1 of Problem Solving: Percentage. To deal with Problem Solving questions, you must take lesson on the subject. In case of science and Art subjects revise your text books and in case of general aptitude topics take lessons from the topic page.
The question: Two students appeared at an examination. One of them secured 9 marks more than the other and his mar .... with options: 42,30
, 42,31
, 42,32
, 42,33 can be solved with the concepts and understanding of Problem Solving.
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