PSLEThe graph shows the amount of money Zane saved from his pocket money every month from February to June.
- How much money did Zane save altogether from February to June?
- What was the average amount of money Zane saved from February to June?
- Zane saved $71 in July. The amount saved increased by 100% from July to August and another 100% from August to September. How much money did Zane save in September?
(a)
Amount saved in February = $38
Amount saved in March = 0
Amount saved in April = $49
Amount saved in May = $67
Amount saved in June = $86
Total amount saved from February to June
= 38 + 49 + 67 + 86
= $240
(b)
Average amount saved from February to June
= 240 ÷ 5
= $48
(c)
Amount that Zane saved in July = $71
Amount that Zane saved in August
= 71 + 71
= $142
Amount that Zane saved in September
= 142 + 142
= $284
Answer(s): (a) $240; (b) $48; (c) $284