Orange and white ping-pong balls are sold in either Package $A$ or Package $B$. Each package contains the same number of ping-pong balls.

Question

The ratio between the numbers of white and orange ping-pong balls in Package $A$ is $2:3.$
The ratio between the numbers of white and orange ping-pong balls in Package $B$ is $3:4.$
The ratio between the numbers of Package $A$ and Package $B$ in the store is $4:5.$

What is the ratio between the numbers of white and orange ping-pong balls in all these packages combined? Write your answer in the form of a fraction.

Answer 1

why all the stupid $ signs?
A:B = 4:5
If there are 4x packages of A and 5x packages of B, then there are
So, in all, there are
2*4x + 3*5x white balls
3*4x + 4*5x orange balls
So white : orange = 23/32

Answer 2

You can not use x for all of them. You have to change the variable. As for Bob , please do not put your homework questions in the internet. No searching up the answers.

Answer 3

I agree with someone but what's the answer