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.