The graph shows the earnings that Risa's bookstore 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 $3300 from January to June?
(a)
Total earnings from January to May
= 2600 + 2400 + 3000 + 2800 + 2400
= $13200
(b)
Total earnings from January to May
= 6 x 3300
= $19800
Amount that must be earned in June
= 19800 - 13200
= $6600
Answer(s): (a) $13200; (b) $6600