The graph shows the earnings that Wendy'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 $4800 from July to December?
(a)
Total earnings from July to November
= 2200 + 2200 + 2000 + 2800 + 3800
= $13000
(b)
Total earnings from July to November
= 6 x 4800
= $28800
Amount that must be earned in December
= 28800 - 13000
= $15800
Answer(s): (a) $13000; (b) $15800