PSLEThe graph shows the amount of money Tom saved from his pocket money every month from April to August.
- How much money did Tom save altogether from April to August?
- What was the average amount of money Tom saved from April to August?
- Tom saved $23 in September. The amount saved increased by 100% from September to October and another 100% from October to November. How much money did Tom save in November?
(a)
Amount saved in April = $10
Amount saved in May = 0
Amount saved in June = $76
Amount saved in July = $75
Amount saved in August = $29
Total amount saved from April to August
= 10 + 76 + 75 + 29
= $190
(b)
Average amount saved from April to August
= 190 ÷ 5
= $38
(c)
Amount that Tom saved in September = $23
Amount that Tom saved in October
= 23 + 23
= $46
Amount that Tom saved in November
= 46 + 46
= $92
Answer(s): (a) $190; (b) $38; (c) $92