The line graph shows the total number of used sport 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 sport cars sold? Give the answer in short form. (Eg Jan, Feb)
- What fraction of the sport cars was sold in the month of the lowest sale?
- The dealer was paid a fixed amount of money for every sport car he sold. He received $3900 more in April than in February. How much money did he receive from selling a sport car?
(a)
There was a consecutive increase in the number of sport cars sold in March and April.
(b)
Total number of sport cars
= 25 + 2 + 5 + 14 + 7 + 5
= 58
Number of sport cars sold in February = 2
Fraction of the sport cars sold in the month of the lowest sale
=
258 =
129 (c)
Number of more sport cars sold in April than in February
= 14 - 2
= 12
12 u = 3900
1 u = 3900 ÷ 12 = 900
Amount earned from selling a sport car = $900
Answer(s): (a) Mar, Apr or Apr, Mar; (b)
129; (c) $900