PSLEKylie received $90 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 Kylie spent in Sep and in Dec?
- Write down all the months in which Kylie spent more than half her allowance. Give the answer in short form. (Eg Jan, Mar)
(a)
Amount that Kylie spent in Aug = $34
Amount that Kylie spent in Sep = $60
Amount that Kylie spent in Oct = $55
Amount that Kylie spent in Nov = $42
Amount that Kylie spent in Dec = $29
Difference between the amounts Kylie spent in Sep and Dec
= 60 - 29
= $31
(b)
Half of Kylie's monthly allowance
= 90 ÷ 2
= $45
Months in which Kylie spent more than half her allowance: Sep, Oct
Answer(s): (a) $31; (b) Sep, Oct