Question 17
The graph shows the numbers of books Mr Goh sold in the first 6 days of a week. All horizontal lines are equally spaced. The ratio of books sold on Monday to Sunday is $2:5$. The average number sold over the whole week is 252. How many books did he sell on Sunday?
Read the bottom horizontal line as zero. The original graph's day labels run Monday through Saturday from left to right.

Answer entry: enter the whole number only, without units. The paper uses four shaded digits with leading zeros; ordinary integer entry is accepted here.
Read the bottom horizontal line as zero. The original graph's day labels run Monday through Saturday from left to right.

Answer entry: enter the whole number only, without units. The paper uses four shaded digits with leading zeros; ordinary integer entry is accepted here.