24nelsoaddh
18.10.2020 •
Mathematics
HEL
QUESTION: Which mathematical sentence is a correct translation of the problem, where a
represents the variable "average amount earned?"
Vacuum salesperson George has sold vacuums to 7 customers and has
made more than $672. What can you say about his average amount earned
per customer?
A. 7a> 672
B. 2672
C. a + 7 > 672
D. 672 - 7a = 0
E. 7a < 672
F. 7a = 672
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Ответ:
8 pieces = 5.5 x 8 = 44 inches
Circumference = πD
44 = πD
D = 44 ÷ π = 14 inches
Diameter = 14 inches