SOLUTION: Shop A had twice as many laptops as Shop B.
After Shop A sold 450 laptops, Shop B had 3 times as many laptops as Shop A.
How many laptops did Shop A have at first?
Question 965980: Shop A had twice as many laptops as Shop B.
After Shop A sold 450 laptops, Shop B had 3 times as many laptops as Shop A.
How many laptops did Shop A have at first? Answer by josgarithmetic(39620) (Show Source):