The graph shows the amount of money Charlie saved from his pocket money every month from March to July.
- How much money did Charlie save altogether from March to July?
- What was the average amount of money Charlie saved from March to July?
- Charlie saved $35 in August. The amount saved increased by 100% from August to September and another 100% from September to October. How much money did Charlie save in October?
(a)
Amount saved in March = $12
Amount saved in April = 39
Amount saved in May = $0
Amount saved in June = $65
Amount saved in July = $24
Total amount saved from March to July
= 12 + 39 + 65 + 24
= $140
(b)
Average amount saved from March to July
= 140 ÷ 5
= $28
(c)
Amount that Charlie saved in August = $35
Amount that Charlie saved in September
= 35 + 35
= $70
Amount that Charlie saved in October
= 70 + 70
= $140
Answer(s): (a) $140; (b) $28; (c) $140