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PIMSO 2023 - Mathematics - Secondary 4 / Grade 10 - National Round Question 9

PIMSO Maths · PIMSO 2023 - Mathematics - Secondary 4 / Grade 10 - National Round

Question 9

For Questions 7-9

A fitness trainer will schedule exactly one session for each of six people—Len, May, Nan, Richie, Sam, and Tim—one session per day for six consecutive days. The schedule must conform to the following conditions:

- May's session is later in the schedule than Nan's session.
- Tim's session is later in the schedule than Richie's session.
- Richie's session is exactly three days after Len's session.
- Nan's session is on the first day or else the third day.

If May’s session is scheduled for a day either immediately before or immediately after Sam's session, then Len's session must be scheduled for the ___ day.