Question
PSLE
Tommy had 6 bags of balls. At first, each of the bags contained the same number of balls. He took 13 balls from each bag. After that, the total number of balls left in the 6 bags was equal to the total number of balls in 4 of the bags at first. What was the number of balls in each bag at first?
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PSLE
Tommy had 6 bags of balls. At first, each of the bags contained the same number of balls. He took 13 balls from each bag. After that, the total number of balls left in the 6 bags was equal to the total number of balls in 4 of the bags at first. What was the number of balls in each bag at first?