Q1.
The table shows the marks obtained of three students before and after studying mathematics in a group: [Table with columns: Name, Marks obtained before studying in group (out of 100), Marks obtained after studying in group (out of 100). Rows: Mansi - 67, 79; Harman - 54, 60; Faisal - 63, 74]. Which is the approximate average marks obtained by all the three students together in each type of study?
CTET Paper I - Dec 2021 session, 03 Jan 2022 (CBT), Q31 (Official PYQ)
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