keson
keson keson
  • 19-06-2018
  • Mathematics
contestada

Plz help solve questions 8 and 9 ASAP, Tysm (:

Plz help solve questions 8 and 9 ASAP Tysm class=

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xinwi
xinwi xinwi
  • 19-06-2018
0.4x30 +3= 15
700/15= 46...
46x30=1380
46x15=690
700-690=10
10/0.4=25
25+1380=1405(ans)
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