anans
28.05.2020 •
Mathematics
Which is a valid proportion?
Three-fourths = StartFraction 21 over 28 EndFraction
StartFraction 5 over 6 EndFraction = StartFraction 29 over 30 EndFraction
StartFraction 4 over 7 EndFraction = StartFraction 16 over 49 EndFraction
Two-fifths = StartFraction 12 over 15 EndFraction
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Ответ:
Ответ:
C
Step-by-step explanation:
If there are 4 options, just multiply the number of options by the number of options to get the total amount of options.