Question

Va rog sa ma ajutati!

Answer 1

3 mingi ping-pong..2 mingi tenis..22lei]×2
4 mingi ping-pong..4 mingi tenis..40lei

6 mingi ping-pong..4 mingi tenis..44 lei
4 mingi ping-pong..4 mingi tenis..40 lei
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2 mingi ping-pong..0 mingi tenis.. 4 lei

4:2=2 lei (o mingi ping-pong )
2×3=6 lei ( toate mintile de ping-pong )
22-6=16 lei
16:2=8 lei ( o mingi de tenis)
8×2=16 lei ( toate mintile de tenis )