Destiny designs necklaces. She uses between 15 and 20 yellow and blue beads in a ratio of 4 yellow beads to 5 blue beads.. how many should she use

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250

What is the prime factorization of 23 ?me with this question

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?