What is the quotient of the difference between 9.8 and 5.6 divided by 15 of 8?

What is the quotient of the difference between 9.8 and 5.6 divided by 15 of 8?

(9.8-5.6) △ 8 × 15 = 4.2 △ 85 = 215 × 58 = 218 A: the quotient is 218