PSLEHilda 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 Hilda spent in Oct and in Jan?
- Write down all the months in which Hilda spent more than half her pocket money. Give the answer in short form. (Eg Jan, Mar)
(a)
Amount that Hilda spent in Oct = $59
Amount that Hilda spent in Nov = $55
Amount that Hilda spent in Dec = $30
Amount that Hilda spent in Jan = $30
Amount that Hilda spent in Feb = $21
Difference between the amounts Hilda spent in Oct and Jan
= 59 - 30
= $29
(b)
Half of Hilda's monthly pocket money
= 90 ÷ 2
= $45
Months in which Hilda spent more than half her pocket money: Oct, Nov
Answer(s): (a) $29, (b) Oct, Nov