Martin prepared 6 kilograms of dough after working 3 hours. How many hours did Martin work, if he prepared 14 kilograms of dough
1 answer:
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Option B: (b-a)/(b+a) is the correct answer
Step-by-step explanation:
The given expression is;
First of all we have to take LCM in both numerator and denominator
So,
The reciprocal of the denominator will be multiplied with the numerator for simplification
So,
Hence,
Option B: (b-a)/(b+a) is the correct answer
Keywords: Fractions, expressions
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