There are two ways of doing this. One is to use ratios.
5/4 = x/10
The other is to figure the percentage of $4 that is the $1 increase. Multiple that by $10 and add it to the $10.
I hope this helps. Thanks for asking.
A dry cleaning service decided to raise the price of dry cleaning shirts from $4.00 to $5.00. The same percentage increase was applied to dry cleaning a jacket. The old cost of dry cleaning a jacket was $10.00. What is the new cost of dry cleaning a jacket?: *
2 answers
11.00