Question
A group of 520 students are required to take a test. Of these, 480 actually take the test, and 40 are absent that day. (i)
A group of 520 students are required to take a test. Of these, 480 actually take the test, and 40 are absent that day. (i) Write down the ratio of the number of students who take the test to the number of students who are absent. Simplify this ratio as far as possible
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Differential Equations With Involutions
Authors: Alberto Cabada, F Adrián F Tojo
1st Edition
9462391211, 9789462391215
