Algebra-1

To solve this problem, we need to determine how many minutes it will take to assemble 336 parts and then calculate the total cost based on the rate of $0.80 per minute.

 

Find the time needed to assemble 336 parts:

Given: The factory can assemble 80 parts in 15 minutes.

To find out how many minutes () it will take to assemble 336 parts, we can set up the proportion:

 

Then solve for :

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