Make questions and answer about the prices

Make questions and answer about the prices

1.these envelopes//5.000dong
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2.the picture//64.000dong
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3.this postcard//2.000dong
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4. a local stamd and an envelope//600dong
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5. these sandwiches//8.500dong
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6.the phone card//50.000dong
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7. a pad of letter papers//15.000dong
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