The line graph shows the total number of used motorcycles 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 motorcycles sold? Give the answer in short form. (Eg Jan, Feb)
- What fraction of the motorcycles was sold in the month of the lowest sale?
- The dealer was paid a fixed amount of money for every motorcycle he sold. He received $7400 more in April than in February. How much money did he receive from selling a motorcycle?
(a)
There was a consecutive increase in the number of motorcycles sold in March and April.
(b)
Total number of motorcycles
= 16 + 2 + 14 + 29 + 3 + 14
= 78
Number of motorcycles sold in February = 2
Fraction of the motorcycles sold in the month of the lowest sale
=
278 =
139 (c)
Number of more motorcycles sold in April than in February
= 29 - 2
= 27
27 u = 7400
1 u = 7400 ÷ 27 = 900
Amount earned from selling a motorcycle = $900
Answer(s): (a) Mar, Apr or Apr, Mar; (b)
139; (c) $900