A ratio is simply a comparison between 2 numbers. Example- 4:3 A proportion is 2 fractions equal to each other or "proportionate".
The ratios a/b and c/d form a proportion is if their simplified forms are the same, or equivalently, if a*d = b*c
You tell by knowing the material and studying. If you have kept up with your work, it will be pretty obvious that the answer is true or false unless you have a sneaky teacher who makes really hard test questions.
a/b = c/d if and only if a*d = b*c.
direct proportion indirect proportion additive proportion partitive proportion
1/2=1/3 false
false
False, it is the fixed cost which is not increased or decreased with proportion to output.
It is a false statement that women have a larger proportion of muscle tissue in the upper body compared to men.
false
false
false
There is a 95% probability that the true population proportion lies within the confidence interval.
what are 2 ways you can tell that 2 ratios from a propotion
True.
A ratio is simply a comparison between 2 numbers. Example- 4:3 A proportion is 2 fractions equal to each other or "proportionate".
The ratios a/b and c/d form a proportion is if their simplified forms are the same, or equivalently, if a*d = b*c