The graph shows the amount of money Zane saved from his pocket money every month from March to July.
- How much money did Zane save altogether from March to July?
- What was the average amount of money Zane saved from March to July?
- Zane saved $81 in August. The amount saved increased by 100% from August to September and another 100% from September to October. How much money did Zane save in October?
(a)
Amount saved in March = $10
Amount saved in April = $87
Amount saved in May = $53
Amount saved in June = $0
Amount saved in July = $95
Total amount saved from March to July
= 10 + 87 + 53 + 95
= $245
(b)
Average amount saved from March to July
= 245 ÷ 5
= $49
(c)
Amount that Zane saved in August = $81
Amount that Zane saved in September
= 81 + 81
= $162
Amount that Zane saved in October
= 162 + 162
= $324
Answer(s): (a) $245; (b) $49; (c) $324