Common-Core/ Grade 9
Maths MCQ Based On Finding equivalent rates
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Common-Core Grade 9 - 9 Finding equivalent rates
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Divide the numerator and the denominator by the same number.
The amount of salt in the solution is directly proportional to the volume of the solution. We can set up a proportion.
Since the wall is the same, but the time is reduced to half, the number of workers needed will be doubled.
We can set up a proportion using the given quantities:
2 cups of flour / 3 eggs = 5 cups of flour / x eggs
We can find the car's speed by dividing the distance traveled by the time taken. The car's speed is 360 km / 4 hours = 90 km/h. To find the distance traveled in 7 hours, we multiply the speed by the time.
Since the time is reduced to half, the number of students needed will be doubled.
Multiply the numerator and denominator by the same number
Divide the numerator and the denominator by the same number.
saving = income - expenditure
Since the project is the same, but the time is reduced to half, the number of workers needed will be doubled.
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