What is thirty five sixths times twenty five twelfths

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Could somebody me with this radical simplification?

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y