Gavin is building a model of the kitchen in the model of the floor tiles are withe 1/2 of the floor tiles are yellow and 1/10 of the floor tiles are brown how many floor tiles could be in the model

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?