Hagrid paid 18.20, including tip, for a meal that costs 14$. what percentage tip did he give

The tip was 30% percent

Step-by-step explanation:

All you have to do is the following, total price difference/ original price. 4.20/14 is 0.3, so 30 percent.

answer: i guess 5 units?

step-by-step explanation:

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540