One fruit punch has 45% fruit juice and another is 90% fruit juice. How much of the 45% punch should be mixed with 10 gal of the 90% punch to create a fruit punch that is 50% fruit juice?

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Iwill arward ! , i if bt ≅ eu , bu ≅ et , prove: ∠b ≅ ∠e. fill in the blanks: draw segment ut ≅ bt≅ bu ≅ △ubt ≅ △