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 $2200 more in May than in June. How much money did he receive from selling a lorry?
(a)
There was a consecutive increase in the number of lorries sold in February and March.
(b)
Total number of lorries
= 5 + 16 + 28 + 4 + 27 + 16
= 96
Number of lorries sold in April = 4
Fraction of the lorries sold in the month of the lowest sale
=
496 =
124 (c)
Number of more lorries sold in May than in June
= 27 - 16
= 11
11 u = 2200
1 u = 2200 ÷ 11 = 200
Amount earned from selling a lorry = $200
Answer(s): (a) Feb, Mar or Mar, Feb; (b)
124; (c) $200