Solution: suppose he * * * took the manuscript fee of X yuan, according to the meaning of the question:

Suppose 800

(x-800)*0. 14=420 ->x=3800

Satisfy the meaning of the problem;

2) Suppose x & gt4000, yes.

x * 0. 1 1 = 420->； X=38 18. 182, which does not meet the meaning of the question;

In a word, he got a reward of 3800 yuan.