PSLEGillian received $90 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 Gillian spent in Apr and in Jul?
- Write down all the months in which Gillian spent more than half her pocket money. Give the answer in short form. (Eg Jan, Mar)
(a)
Amount that Gillian spent in Apr = $24
Amount that Gillian spent in May = $27
Amount that Gillian spent in Jun = $35
Amount that Gillian spent in Jul = $49
Amount that Gillian spent in Aug = $50
Difference between the amounts Gillian spent in Apr and Jul
= 49 - 24
= $25
(b)
Half of Gillian's monthly pocket money
= 90 ÷ 2
= $45
Months in which Gillian spent more than half her pocket money: Jul, Aug
Answer(s): (a) $25; (b) Jul, Aug