The graph shows the earnings that Lucy's stationery store 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 $3800 from January to June?
(a)
Total earnings from January to May
= 2200 + 2000 + 2400 + 3200 + 3400
= $13200
(b)
Total earnings from January to May
= 6 x 3800
= $22800
Amount that must be earned in June
= 22800 - 13200
= $9600
Answer(s): (a) $13200; (b) $9600