The line graph shows the total number of used cars 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 cars sold? Give the answer in short form. (Eg Jan, Feb)
- What fraction of the cars was sold in the month of the lowest sale?
- The dealer was paid a fixed amount of money for every car he sold. He received $3100 more in April than in February. How much money did he receive from selling a car?
(a)
There was a consecutive increase in the number of cars sold in March and April.
(b)
Total number of cars
= 22 + 5 + 21 + 22 + 9 + 21
= 100
Number of cars sold in February = 5
Fraction of the cars sold in the month of the lowest sale
=
5100 =
120 (c)
Number of more cars sold in April than in February
= 22 - 5
= 17
17 u = 3100
1 u = 3100 ÷ 17 = 1700
Amount earned from selling a car = $1700
Answer(s): (a) Mar, Apr or Apr, Mar; (b)
120; (c) $1700