PSLEThe graph shows the amount of money Ahmad saved from his pocket money every month from April to August.
- How much money did Ahmad save altogether from April to August?
- What was the average amount of money Ahmad saved from April to August?
- Ahmad saved $56 in September. The amount saved increased by 100% from September to October and another 100% from October to November. How much money did Ahmad save in November?
(a)
Amount saved in April = $35
Amount saved in May = 0
Amount saved in June = $57
Amount saved in July = $81
Amount saved in August = $92
Total amount saved from April to August
= 35 + 57 + 81 + 92
= $265
(b)
Average amount saved from April to August
= 265 ÷ 5
= $53
(c)
Amount that Ahmad saved in September = $56
Amount that Ahmad saved in October
= 56 + 56
= $112
Amount that Ahmad saved in November
= 112 + 112
= $224
Answer(s): (a) $265; (b) $53; (c) $224