PSLEThe graph shows the amount of money Ryan saved from his pocket money every month from January to May.
- How much money did Ryan save altogether from January to May?
- What was the average amount of money Ryan saved from January to May?
- Ryan saved $100 in June. The amount saved increased by 100% from June to July and another 100% from July to August. How much money did Ryan save in August?
(a)
Amount saved in January = $37
Amount saved in February = 0
Amount saved in March = $86
Amount saved in April = $99
Amount saved in May = $73
Total amount saved from January to May
= 37 + 86 + 99 + 73
= $295
(b)
Average amount saved from January to May
= 295 ÷ 5
= $59
(c)
Amount that Ryan saved in June = $100
Amount that Ryan saved in July
= 100 + 100
= $200
Amount that Ryan saved in August
= 200 + 200
= $400
Answer(s): (a) $295; (b) $59; (c) $400