# Ratio - practice problems

On solving problems and tasks proportionally, we recommend a hint rule of three. Rule of three (proportionality) helps solve examples of direct and inverse proportionality. Three members make it possible to calculate the fourth - unknown member.#### Number of problems found: 1237

- Ratio v2

Decrease in the ratio 12:16 number 13.2. - Ratio

Increase in the ratio 20:4 number 18.5. - Which 3

Which is an equivalent ratio for 12:36 - Gain

Find the gain whenever the output power is 21x the input power. - Percentage 10

Fifty-two shorts and missed 13. Calculate percentage - Calculate 3884

Calculate the ratio of the two fifth roots of the number 32. - Divide in ratio

What is 75 in the ratio of 2:3? - Center traverse

Does the middle traverse indeed bisect the triangle? - Minute angle

Find the size of the angle, which takes a minute hand for 75 minutes. - Two numbers

Find two numbers whose difference and the ratio are 2. - Convert 5883

Convert ratio to basic form: 24:32 - 1.5 divided

1.5 divided by 1 = w divided by 4 - One sixth

How many sixths are two-thirds? - Inflation

What is better for people (employees)? ... - Determine 3873

Determine the ratio of the square root of number 27 and the square root of number 16. - GP - ratio

What is the comon ratio of -8,40,-200,1000,-5000 (geometric sequence)? - The angles

The angles in the triangle are in the ratio 12: 15: 9. Find the angles. - Ratio

Unfold number 1963 in the ratio 9:2:2. - Convert 5889

Convert the ratio to the basic form: 3.5: 70 - Missing factor

Find the missing factor. ? × 0.011 = 0.000121

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