Which of the following is equal to 3,409? A. (3 x 104) + (4 x 10²) + (9 x 10')
B. (3 x 103) + (4 x 102) + (9 x 10°)
.
C (3 x 10 ) + (4 x 10') + (9 x 10')
D. (3 x 10) + (4 x 102) + (9 x 10')

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

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Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?