PSLEThe graph shows the amount of money Ahmad saved from his pocket money every month from January to May.
- How much money did Ahmad save altogether from January to May?
- What was the average amount of money Ahmad saved from January to May?
- Ahmad saved $95 in June. The amount saved increased by 100% from June to July and another 100% from July to August. How much money did Ahmad save in August?
(a)
Amount saved in January = $22
Amount saved in February = 0
Amount saved in March = $83
Amount saved in April = $65
Amount saved in May = $70
Total amount saved from January to May
= 22 + 83 + 65 + 70
= $240
(b)
Average amount saved from January to May
= 240 ÷ 5
= $48
(c)
Amount that Ahmad saved in June = $95
Amount that Ahmad saved in July
= 95 + 95
= $190
Amount that Ahmad saved in August
= 190 + 190
= $380
Answer(s): (a) $240; (b) $48; (c) $380