The graph shows the earnings that Vanessa'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 $4900 from July to December?
(a)
Total earnings from July to November
= 3400 + 2400 + 2200 + 3400 + 3800
= $15200
(b)
Total earnings from July to November
= 6 x 4900
= $29400
Amount that must be earned in December
= 29400 - 15200
= $14200
Answer(s): (a) $15200; (b) $14200