Question
27 of a packet of beads were yellow. 45 of the remaining beads were grey and the rest were silver. If there were 21 more grey beads than silver beads, how many beads were there in the packet altogether?
4 m

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27 of a packet of beads were yellow. 45 of the remaining beads were grey and the rest were silver. If there were 21 more grey beads than silver beads, how many beads were there in the packet altogether?