The graph shows the earnings that Fiona'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 $3400 from July to December?
(a)
Total earnings from July to November
= 2200 + 3400 + 3400 + 2200 + 2400
= $13600
(b)
Total earnings from July to November
= 6 x 3400
= $20400
Amount that must be earned in December
= 20400 - 13600
= $6800
Answer(s): (a) $13600; (b) $6800