The graph shows the earnings that Sarah's boutique 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 $5000 from July to December?
(a)
Total earnings from July to November
= 2800 + 3600 + 3400 + 3600 + 3800
= $17200
(b)
Total earnings from July to November
= 6 x 5000
= $30000
Amount that must be earned in December
= 30000 - 17200
= $12800
Answer(s): (a) $17200; (b) $12800