PSLEThe graph shows the amount of money Reggie saved from his pocket money every month from April to August.
- How much money did Reggie save altogether from April to August?
- What was the average amount of money Reggie saved from April to August?
- Reggie saved $42 in September. The amount saved increased by 100% from September to October and another 100% from October to November. How much money did Reggie save in November?
(a)
Amount saved in April = $48
Amount saved in May = 0
Amount saved in June = $72
Amount saved in July = $81
Amount saved in August = $89
Total amount saved from April to August
= 48 + 72 + 81 + 89
= $290
(b)
Average amount saved from April to August
= 290 ÷ 5
= $58
(c)
Amount that Reggie saved in September = $42
Amount that Reggie saved in October
= 42 + 42
= $84
Amount that Reggie saved in November
= 84 + 84
= $168
Answer(s): (a) $290; (b) $58; (c) $168