Thursday, February 9, 2012

Muliples concept Q2 (PSLE challenging math problem sum)

2. John has a packet of less than 40 marbles. V- he gives each of his friends 5 marbles, there will be 4 marbles short. If he gives 4 marbles to each of his friends, there will be 3 marbles left over. How many friends did he give the marbles to?

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Q7 PSLE Questions best solved using Sakamoto method

Answer: