The line graph shows the number of fishballs sold from Monday to Sunday.
- On which two days are the increase/decrease the same from their previous day? Answer in short form. (Eg Mon, Thu)
- If each fishball was sold at $1.90, what was the total amount of money collected on the day with the least sale?
(a)
The two days are the increase/decrease the same from their previous day: Sat, Sun
(b)
The day with the least sale: Wednesday
Number of fishballs sold = 100
Amount collected
= 100 x 1.90
= $190
Answer(s): (a) Sat, Sun or Sun, Sat; (b) $190