Minyoung drank 7/9 liters (L) of water, and Yuna drank 2 liters (L). Find how many times the amount of water Minyoung drank compared to the amount of water Yuna drank.
7/9 2 [OP_DIV]
var_a = 0.7777777777777778
var_b = 2
var_c = var_a / var_b
print('{:.2f}'.format(round(var_c+1e-10,2)))