Answer:
Ella sold the each print for the cost of $57.21.
Step-by-step explanation:
The total number of prints sold at gallery = 52
Total amount it is sold for = $2,975
Noe, If 52 prints are sold for $2,975.
⇒
or, Cost of 1 print = $57.21
So, Ella sold the each print for the cost of $57.21.
12
1. 8 + 13 = 13 + 8.
2. 6 + ( 12 + 4) = 6 + ( 4 + 12).