Number of pages Satya reads in 6 hours = 120
Number of pages Satya reads in 1 hour = 120 ÷ 6 = 20
Since one day has 24 hours,
Number of pages Satya reads in 1 day = Number of pages Satya reads in 24 hours = 20 × 24 = 480
Thus, Number of pages Satya reads in 3 days = 480 × 3 = 1440