Question
P4.WN.JM.17102459-A1
Yoko had a collection of 2180 yellow, black and silver balls. After Yoko gave away 330 yellow balls, the number of yellow balls was 220 fewer than the number of black balls. Given that the number of silver balls was four times as many as the number of black balls, how many yellow balls did Yoko have at first?
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Primary 4 WHOLE NUMBERS P4.WN.JM.17102459

02 Jul 2024, 10:35 AM

Yoko had a collection of 2180 yellow, black and silver balls. After Yoko gave away 330 yellow balls, the number of yellow balls was 220 fewer than the number of black balls. Given that the number of silver balls was four times as many as the number of black balls, how many yellow balls did Yoko have at first?
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