The graph shows the earnings that Cathy's apparel 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 $3200 from July to December?
(a)
Total earnings from July to November
= 2600 + 3000 + 3200 + 2200 + 3800
= $14800
(b)
Total earnings from July to November
= 6 x 3200
= $19200
Amount that must be earned in December
= 19200 - 14800
= $4400
Answer(s): (a) $14800; (b) $4400