The graph shows the earnings that Tammy'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 $3200 from July to December?
(a)
Total earnings from July to November
= 3800 + 2800 + 2800 + 2000 + 2800
= $14200
(b)
Total earnings from July to November
= 6 x 3200
= $19200
Amount that must be earned in December
= 19200 - 14200
= $5000
Answer(s): (a) $14200; (b) $5000