Rubesh generally takes 80 minutes to reach home from office. Due to rain, he travelled at 2/3rd of his usual speed for the 1st half of the distance. At what speed should rubesh travel the remaining distance to reach home on time?
a) 1.5 times the original speed
b) 2 times the original speed
c) 2.5 times the original speed
d) 3 times the original speed
e) Cannot reach on time
a) 1.5 times the original speed
b) 2 times the original speed
c) 2.5 times the original speed
d) 3 times the original speed
e) Cannot reach on time