Two students, Student 1 and Student 2, did a hands-on mining exercise with cookies to compare the total cost of mining in two different land areas using different equipment. The table below shows the costs of land, equipment, mining, and reclamation for the two students.

Question

anonymous · Answer

If the sum of the total mining costs for Student 1 and Student 2 is $40, what is the cost of equipment for Student 2?

a. $4.00
b. $6.00
c. $7.00
d. $9.00

anonymous · Answer

do remember the answer @lowcard2