PSLEThe graph shows the amount of money Jeremy saved from his pocket money every month from March to July.
- How much money did Jeremy save altogether from March to July?
- What was the average amount of money Jeremy saved from March to July?
- Jeremy saved $78 in August. The amount saved increased by 100% from August to September and another 100% from September to October. How much money did Jeremy save in October?
(a)
Amount saved in March = $26
Amount saved in April = 0
Amount saved in May = $97
Amount saved in June = $99
Amount saved in July = $73
Total amount saved from March to July
= 26 + 97 + 99 + 73
= $295
(b)
Average amount saved from March to July
= 295 ÷ 5
= $59
(c)
Amount that Jeremy saved in August = $78
Amount that Jeremy saved in September
= 78 + 78
= $156
Amount that Jeremy saved in October
= 156 + 156
= $312
Answer(s): (a) $295; (b) $59; (c) $312