In a spelling bee, scholarships are awarded to the top three spellers. The first-place speller receives $5,000. The second-place speller receives $3,000. Third place receives $2,000. Twelve students participate in the spelling bee. Complete the sentences below.

Adaylily farm sells a portion of their daylilies and allows a portion to grow and divide. the recursive formula an=1.5(an-1)-100 represents the number of daylilies, a, after n years. after the fifth year, the farmers estimate they have 2225 daylilies. how many daylilies were on the farm after the first year?

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?

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.