SOLUTION: A data processing unit has four rows of terminals with six terminals in each row. A second unit has nine rows of terminals with five terminals in each row. The number of additional

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Question 310732: A data processing unit has four rows of terminals with six terminals in each row. A second unit has nine rows of terminals with five terminals in each row. The number of additional terminals in the second unit is
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
first has 4 rows with 6 terminals/row thats 6*4=24 terminals
second has 9 rows with 5 terminals/row thats 5*9=45 terminals
45-24=21
there are 21 more terminals in the second unit