Fifteen cats split a 5 pound bag of cat food. How much did each cat receive? i know its not hard but im not thinking straight right now please help

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

Given the median qr and trapezoid mnpo what is the value of x?