The graph shows the earnings that Linda'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 $4400 from July to December?
(a)
Total earnings from July to November
= 4000 + 3000 + 2200 + 3600 + 3400
= $16200
(b)
Total earnings from July to November
= 6 x 4400
= $26400
Amount that must be earned in December
= 26400 - 16200
= $10200
Answer(s): (a) $16200; (b) $10200