(2)3÷(5+3+3)=3 1 1;

2÷(5+4+2)=2 1 1

A: A's reflection time accounts for 365,438+065,438+0 of the total study time; The time of reflection accounts for 2 1 1 of the total study time.

(3) Like A's learning style.

Because A's grades are improving rapidly, I like A's learning style.