Six friends arrive at a party their arrival increases the number of people at the party by 20% in total how many people are now at the party

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?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

Use the given information to determine the exact trigonometric value.