PSLEGwen received $78 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 Gwen spent in Aug and in Nov?
- Write down all the months in which Gwen spent more than half her allowance. Give the answer in short form. (Eg Jan, Mar)
(a)
Amount that Gwen spent in Jul = $33
Amount that Gwen spent in Aug = $54
Amount that Gwen spent in Sep = $49
Amount that Gwen spent in Oct = $30
Amount that Gwen spent in Nov = $31
Difference between the amounts Gwen spent in Aug and Nov
= 54 - 31
= $23
(b)
Half of Gwen's monthly allowance
= 78 ÷ 2
= $39
Months in which Gwen spent more than half her allowance: Aug, Sep
Answer(s): (a) $23; (b) Aug, Sep