The graph shows the earnings that Sarah's shop 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 $3400 from January to June?
(a)
Total earnings from January to May
= 3800 + 3800 + 2000 + 2200 + 2400
= $14200
(b)
Total earnings from January to May
= 6 x 3400
= $20400
Amount that must be earned in June
= 20400 - 14200
= $6200
Answer(s): (a) $14200; (b) $6200