Question
A departmental store had 150 gas stoves for sale during a 7-day period. The line graph shows the number of gas stoves left unsold at the end of each day. The number of gas stoves left unsold at the end of Day 7 was not shown.
  1. On which day was the greatest number of gas stoves sold? Give your answer in number. (Eg 1)
  2. The average number of gas stoves sold for the last three days was 18. How many gas stoves were sold on Day 7?
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

A departmental store had 150 gas stoves for sale during a 7-day period. The line graph shows the number of gas stoves left unsold at the end of each day. The number of gas stoves left unsold at the end of Day 7 was not shown.
  1. On which day was the greatest number of gas stoves sold? Give your answer in number. (Eg 1)
  2. The average number of gas stoves sold for the last three days was 18. How many gas stoves were sold on Day 7?