PSLEIrene received $60 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 Irene spent in Aug and in Nov?
- Write down all the months in which Irene spent more than half her allowance. Give the answer in short form. (Eg Jan, Mar)
(a)
Amount that Irene spent in Aug = $24
Amount that Irene spent in Sep = $29
Amount that Irene spent in Oct = $26
Amount that Irene spent in Nov = $44
Amount that Irene spent in Dec = $55
Difference between the amounts Irene spent in Aug and Nov
= 44 - 24
= $20
(b)
Half of Irene's monthly allowance
= 60 ÷ 2
= $30
Months in which Irene spent more than half her allowance: Nov, Dec
Answer(s): (a) $20; (b) Nov, Dec