The graph shows the earnings that Barbara's boutique made from January to May
- What was the total earnings from January to May?
- How much money must be earned in June to have average earnings of $4200 from January to June?
(a)
Total earnings from January to May
= 3000 + 2800 + 3200 + 2400 + 3400
= $14800
(b)
Total earnings from January to May
= 6 x 4200
= $25200
Amount that must be earned in June
= 25200 - 14800
= $10400
Answer(s): (a) $14800; (b) $10400