PSLEThe graph shows the amount of money Sam saved from his pocket money every month from January to May.
- How much money did Sam save altogether from January to May?
- What was the average amount of money Sam saved from January to May?
- Sam saved $98 in June. The amount saved increased by 100% from June to July and another 100% from July to August. How much money did Sam save in August?
(a)
Amount saved in January = $41
Amount saved in February = 0
Amount saved in March = $30
Amount saved in April = $87
Amount saved in May = $92
Total amount saved from January to May
= 41 + 30 + 87 + 92
= $250
(b)
Average amount saved from January to May
= 250 ÷ 5
= $50
(c)
Amount that Sam saved in June = $98
Amount that Sam saved in July
= 98 + 98
= $196
Amount that Sam saved in August
= 196 + 196
= $392
Answer(s): (a) $250; (b) $50; (c) $392