PSLEEsther received $66 from her father each month for her pocket money. The line graph shows the amount of pocket money she spent each month.
- What is the difference between the amounts Esther spent in Sep and in Dec?
- Write down all the months in which Esther spent more than half her pocket money. Give the answer in short form. (Eg Jan, Mar)
(a)
Amount that Esther spent in Aug = $25
Amount that Esther spent in Sep = $38
Amount that Esther spent in Oct = $38
Amount that Esther spent in Nov = $28
Amount that Esther spent in Dec = $23
Difference between the amounts Esther spent in Sep and Dec
= 38 - 23
= $15
(b)
Half of Esther's monthly pocket money
= 66 ÷ 2
= $33
Months in which Esther spent more than half her pocket money: Sep, Oct
Answer(s): (a) $15; (b) Sep, Oct