The line graph shows the total number of used lorries 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 lorries sold? Give the answer in short form. (Eg Jan, Feb)
- What fraction of the lorries was sold in the month of the lowest sale?
- The dealer was paid a fixed amount of money for every lorry he sold. He received $13600 more in June than in March. How much money did he receive from selling a lorry?
(a)
There was a consecutive increase in the number of lorries sold in April and May.
(b)
Total number of lorries
= 6 + 18 + 5 + 18 +26 + 22
= 95
Number of lorries sold in March = 5
Fraction of the lorries sold in the month of the lowest sale
=
595 =
119 (c)
Number of more lorries in June than in March
= 22 - 5
= 17
17 u = 13600
1 u = 13600 ÷ 17 = 800
Amount earned from selling a lorry = $800
Answer(s): (a) Apr, May or May, Apr; (b)
119; (c) $800