The frequency tables represent data sets A and B, where $c$ is a ne… | Math SAT Question

Math·Problem-Solving and Data Analysis·One-variable data: Distributions and measures of center and spread

hard

Data Set A and Data Set B

Data Set A: Value	Frequency	Data Set B: Value	Frequency
$c$	12	$c$	30
$2 c$	21	$2 c$	21
$3 c$	30	$3 c$	12

The frequency tables represent data sets A and B, where

c

is a negative integer constant. The mean of data set A is

r

and the mean of data set B is

q

. What is the value of

\frac{r}{q}

- \frac{4}{3}

\frac{4}{3}

There is not enough information to determine the value of

\frac{r}{q}