Well, was told "Stress Balls" is a no brainer.
Try figuring this one out:
Use weighing machine. You got 9 bags of marbles...in one bag, each marble is 1 gram heavier than the rest. So, in one weighing...how do u figure out which bag contains the ones with the heavier marbles?
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Carrie
my husband got e answers 2 tis question too but tis time he took <3mins. he not sure if his answer's right but it makes sense, 2 me lor.
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