Jun's answer to Nora Nausha's Primary 6 Maths Data Analysis Singapore question.

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Jun
Jun's answer
17 answers (A Helpful Person)
9:30am to 12pm: 2 hours and 30 minutes.
$2 (First Hour) + $0.90 (Subsequent 1/2 hour) + $0.90 (Subsequent 1/2 hour) + $0.90 (Subsequent 1/2 hour) = $4.70
Answer is option 2.