PSLEThe graph shows the amount of money Lee saved from his pocket money every month from March to July.
- How much money did Lee save altogether from March to July?
- What was the average amount of money Lee saved from March to July?
- Lee saved $22 in August. The amount saved increased by 100% from August to September and another 100% from September to October. How much money did Lee save in October?
(a)
Amount saved in March = $36
Amount saved in April = 0
Amount saved in May = $100
Amount saved in June = $68
Amount saved in July = $56
Total amount saved from March to July
= 36 + 100 + 68 + 56
= $260
(b)
Average amount saved from March to July
= 260 ÷ 5
= $52
(c)
Amount that Lee saved in August = $22
Amount that Lee saved in September
= 22 + 22
= $44
Amount that Lee saved in October
= 44 + 44
= $88
Answer(s): (a) $260; (b) $52; (c) $88