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Ksju [112]
3 years ago
14

123b is 0.4 of what number

Mathematics
1 answer:
sammy [17]3 years ago
5 0
'of' means multiply
what number=x
123b is 0.4 of what
123b=0.4 times x
divide both sides by 0.4
307.5b=x

the number is 307.5n
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