The graph shows the earnings that Ivory's shop 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 $4500 from July to December?
(a)
Total earnings from July to November
= 2600 + 2000 + 2600 + 3800 + 2800
= $13800
(b)
Total earnings from July to November
= 6 x 4500
= $27000
Amount that must be earned in December
= 27000 - 13800
= $13200
Answer(s): (a) $13800; (b) $13200