The line graph shows the amount of money Dylan spent from July to December.
- Of the amount Dylan spent in September, $142 was spent on clothes and the remaining amount was spent on food. How much did he spend on food in September?
- In which month did Dylan spend $120 more than the previous month? Give your answer in this format. (Eg Jan)
(a)
Amount that Dylan spent in September = $532
Amount that Dylan spent on food
= 532 - 142
= $390
(b)
To find an increase in a line graph, look for an increasing slope.
The 2 increasing slopes are from August to September and November to December. Now, find the month when Dylan spent $120 more than the previous month.
Amount that Dylan spent in August = $332
Amount that Dylan spent in September = $532
Amount that Dylan spent in September more than August
= 532 - 332
= $200 (x)
Amount that Dylan spent in November = $252
Amount that Dylan spent in December = $372
Amount that Dylan spent in December more than November
= 372 - 252
=
$120 (✓)
The month that Dylan spent $120 more than the previous month = Dec
Answer(s): (a) $390; (b) Dec