The line graph shows the total number of used notebooks sold by a dealer in the first six months of the year.
- In which two months were there a consecutive increase in the number of notebooks sold? Give the answer in short form. (Eg Jan, Feb)
- What fraction of the notebooks was sold in the month of the lowest sale?
- The dealer was paid a fixed amount of money for every notebook he sold. He received $8000 more in April than in February. How much money did he receive from selling a notebook?
(a)
There was a consecutive increase in the number of notebooks sold in March and April.
(b)
Total number of notebooks
= 18 + 6 + 24 + 29 + 17 + 24
= 118
Number of notebooks sold in February = 6
Fraction of the notebooks sold in the month of the lowest sale
=
6118 =
359 (c)
Number of more notebooks sold in April than in February
= 29 - 6
= 23
23 u = 8000
1 u = 8000 ÷ 23 = 1900
Amount earned from selling a notebook = $1900
Answer(s): (a) Mar, Apr or Apr, Mar; (b)
359; (c) $1900