This line graph shows the midday temperature over a period of days:
You can tell at a glance that the temperature was at its highest on Monday and that it started to fall in the middle of the week before rising again at the end of the week.
a) What was the lowest temperature, and on what day did it occur?
b) On what day was the midday temperature ?
a) The lowest temperature was , and it occurred on Thursday.
b) The midday temperature was on Tuesday.