1.

The table given below shows the marks obtained by 4 students in 5 subjects.SubjectsStudentsP1P2P3P4S1891009291S2625272 37S357557065S476857658S585706662The maximum marks of each subject is 100. What is the difference in the average marks per student for subjects S5 and S2?

A. 12
B. 15
C. 17.5
D. 19.5
Answer» C. 17.5


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