PSLEThe graph shows the amount of money Zeph saved from his pocket money every month from January to May.
- How much money did Zeph save altogether from January to May?
- What was the average amount of money Zeph saved from January to May?
- Zeph saved $67 in June. The amount saved increased by 100% from June to July and another 100% from July to August. How much money did Zeph save in August?
(a)
Amount saved in January = $39
Amount saved in February = 0
Amount saved in March = $61
Amount saved in April = $89
Amount saved in May = $76
Total amount saved from January to May
= 39 + 61 + 89 + 76
= $265
(b)
Average amount saved from January to May
= 265 ÷ 5
= $53
(c)
Amount that Zeph saved in June = $67
Amount that Zeph saved in July
= 67 + 67
= $134
Amount that Zeph saved in August
= 134 + 134
= $268
Answer(s): (a) $265; (b) $53; (c) $268