The graph shows the earnings that Min's stationery store made from July to November
- What was the total earnings from July to November?
- How much money must be earned in December to have average earnings of $4700 from July to December?
(a)
Total earnings from July to November
= 3200 + 2200 + 4000 + 2800 + 2000
= $14200
(b)
Total earnings from July to November
= 6 x 4700
= $28200
Amount that must be earned in December
= 28200 - 14200
= $14000
Answer(s): (a) $14200; (b) $14000