PSLEThe graph shows the amount of money Harry saved from his pocket money every month from March to July.
- How much money did Harry save altogether from March to July?
- What was the average amount of money Harry saved from March to July?
- Harry saved $65 in August. The amount saved increased by 100% from August to September and another 100% from September to October. How much money did Harry save in October?
(a)
Amount saved in March = $22
Amount saved in April = 0
Amount saved in May = $54
Amount saved in June = $58
Amount saved in July = $96
Total amount saved from March to July
= 22 + 54 + 58 + 96
= $230
(b)
Average amount saved from March to July
= 230 ÷ 5
= $46
(c)
Amount that Harry saved in August = $65
Amount that Harry saved in September
= 65 + 65
= $130
Amount that Harry saved in October
= 130 + 130
= $260
Answer(s): (a) $230; (b) $46; (c) $260