The graph shows the earnings that Victoria'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 $4400 from July to December?
(a)
Total earnings from July to November
= 3400 + 4000 + 2200 + 3400 + 2200
= $15200
(b)
Total earnings from July to November
= 6 x 4400
= $26400
Amount that must be earned in December
= 26400 - 15200
= $11200
Answer(s): (a) $15200; (b) $11200