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Sandra prepared 15 kilograms of dough after working 3 hours. How many hours did Sandra

work if she prepared 20 kilograms of dough? Solve using unit rates.
hours

asked
User Mgfernan
by
7.8k points

1 Answer

6 votes

Answer:

4 hours

Explanation:

4 hours because if 15 is 3 hours. count by 5. 5 kilograms of dough would be 1 hour, 10 kilograms of dough would be 2 hours leaving 15 at 3 hours and 20 kilograms at 4 hours.

answered
User Martin Jespersen
by
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