Question

the number of regular telephones in use is how many times the number of cellular phones? 45% regular phones15% cellular phones6% others34% Cordless phones

Answer 1

For this case we have the following info:

45% regular phones

15% cellular phones

6% others

34% Cordless phones​

We know that the total regular of phones is 45% and the total of cellular phones are 15% then we can find the ratio like this:

45/15 = 3