Directions: Given below are two series I and II. Find the value of x and y in given two

series and then answer accordingly. (Note: Value of x' and 'y' are positive integers)

Series I : 421, 440, 471, 514, 569, 636, (× + 604)

Series II: (× + 29), 284, 480, 736, (1000 + y)

Find the value of (5x + 2y).