What is √144x^2y^5 in simplest form? A. xy^2√144y
B. 72xy^2√y
C. 12xy√xy^4
D. 12xy^2 √y

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

I'll give brainliest if you answer right : )

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made