Can someone please help me

When eating out, record the total cost of your meal (before tip) and the tip that you left. determine the percent of the cost of the meal that you left as a tip.

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

Barbara is tiling her craftroom floor with square tiles. she wants 6/10 of the square tiles to be red. if she used 18 red tiles, how many square tileswill be used to cover the floor?