PSLEOlivia received $66 from her father each month for her allowance. The line graph shows the amount of allowance she spent each month.
- What is the difference between the amounts Olivia spent in Jun and in Sep?
- Write down all the months in which Olivia spent more than half her allowance. Give the answer in short form. (Eg Jan, Mar)
(a)
Amount that Olivia spent in Jun = $30
Amount that Olivia spent in Jul = $22
Amount that Olivia spent in Aug = $29
Amount that Olivia spent in Sep = $46
Amount that Olivia spent in Oct = $38
Difference between the amounts Olivia spent in Jun and Sep
= 46 - 30
= $16
(b)
Half of Olivia's monthly allowance
= 66 ÷ 2
= $33
Months in which Olivia spent more than half her allowance: Sep, Oct
Answer(s): (a) $16; (b) Sep, Oct