The graph shows the amount of money Ethan saved from his pocket money every month from March to July.
- How much money did Ethan save altogether from March to July?
- What was the average amount of money Ethan saved from March to July?
- Ethan saved $23 in August. The amount saved increased by 100% from August to September and another 100% from September to October. How much money did Ethan save in October?
(a)
Amount saved in March = $30
Amount saved in April = $65
Amount saved in May = $37
Amount saved in June = $0
Amount saved in July = $98
Total amount saved from March to July
= 30 + 65 + 37 + 98
= $230
(b)
Average amount saved from March to July
= 230 ÷ 5
= $46
(c)
Amount that Ethan saved in August = $23
Amount that Ethan saved in September
= 23 + 23
= $46
Amount that Ethan saved in October
= 46 + 46
= $92
Answer(s): (a) $230; (b) $46; (c) $92
