A. 4 months
B. 6 months
C. 7 months
D. 9 months
Explanation:
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45*12 : 54*x = 2: 1
x = 5
12 -5 = 7
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A. 4 months
B. 6 months
C. 7 months
D. 9 months
Explanation:
45*12 : 54*x = 2: 1
x = 5
12 -5 = 7
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