Xiaoming practices calligraphy, 6 16000 words. Suppose he writes x words on the first day, x words on the second day and x words on the third day, with an average of x+44x words.
3600x3/5=2 160 (pieces), 6 16000/2 160=284 (days) and the remainder of 284/3 is 2, while [x+(x+55x)+(x 560 Similarly, if you write 1 hour 6 16000/720=852 and 560 every day, because X.