Snails A and B travel at 10 meters (m) and 15 meters (m) per hour respectively when they go to the flower to eat. A arrives 30 minutes after B arrives. Find the distance between the flower and the starting points of the two snails.
30 60 [OP_DIV] 1 10 [OP_DIV] 1 15 [OP_DIV] [OP_SUB] [OP_DIV]
var_a = 30
var_b = 60
var_c = var_a / var_b
var_d = 1
var_e = 10
var_f = var_d / var_e
var_g = 1
var_h = 15
var_i = var_g / var_h
var_j = var_f - var_i
var_k = var_c / var_j
print(int(eval('{:.2f}'.format(round(var_k+1e-10,2)))))