12:x=60:39 complete the proportion
Answers
Answered by
1
Answer:
x = 7 . 8
Step-by-step explanation:
Product of Means = Product of Extremes
12 : x : : 60 : 39
60 x = 12 x 39
60 x = 468
x = 468 / 60
x = 7 . 8
Answered by
0
Answer:
7.8 or 7 4/5
Step-by-step explanation:
12:X=60:39
=12/X=60/39
=60X = 12X39
=X = 12X39/60
=X=12X13/20
=X=3X13/5
=X=39/5
=X=7 4/5
=X=7.8
Therefore X=7.8 or 7 4/5
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