Choose all answers that are correct. 4. (3 pt) Which calculations could be used to solve this problem? Isabel's art class has 27 students. There are 2 times as many boys as girls in the class. How many boys are in the art class? Choose all answers that are correct. A. Add 27 + 2. Divide the sum by 2. B. Divide 27 ÷ 3. Multiply the quotient by 2. C. Multiply 27 × 3. Divide the product by 2. D. Divide 27 ÷ 3. Subtract the quotient from 27.