Help! Please! 1. If angle Q = 50 degrees, find angle QUT?

2. If angle Q = 50 degrees, find angle QRS?

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?

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.