The sum of the two numbers is 250, where the quotient of the large number divided by the decimal is 21, and the remainder is 8

The sum of the two numbers is 250, where the quotient of the large number divided by the decimal is 21, and the remainder is 8

Let the large number be x and the decimal place be y
X+Y=250
X/Y=21…… 8(X=21Y+8)
X=239
Y=11