Question

4. 20
Q.20 Walking 3/4 of his usual speed. Raghu is 45 minutes late to his office. What is his usual time to cover the distance to the office?
Ans
1.
1.22 hours
4
X 2. 1 hour
X 3. 2 hours​

Answer 1

speed 4 :3

time 3:4

1 unit = 45 min

usual time 135 min

135/60

2.25 hr

i hope you got it buddy