The graph shows the amount of money Luke saved from his pocket money every month from January to May.
- How much money did Luke save altogether from January to May?
- What was the average amount of money Luke saved from January to May?
- Luke saved $80 in June. The amount saved increased by 100% from June to July and another 100% from July to August. How much money did Luke save in August?
(a)
Amount saved in January = $50
Amount saved in February = $98
Amount saved in March = $61
Amount saved in April = $0
Amount saved in May = $71
Total amount saved from January to May
= 50 + 98 + 61 + 71
= $280
(b)
Average amount saved from January to May
= 280 ÷ 5
= $56
(c)
Amount that Luke saved in June = $80
Amount that Luke saved in July
= 80 + 80
= $160
Amount that Luke saved in August
= 160 + 160
= $320
Answer(s): (a) $280; (b) $56; (c) $320